Last updated: April 14, 2025
Argentina's climate is as diverse as its landscapes, ranging from frigid temperatures in the south to scorching heat in the north. The country experiences a minimum temperature of -22°C (-8°F) in July in Neuquen, while the mercury can soar to a blistering 46°C (116°F) in October in Salta. Precipitation patterns also vary significantly, with Tucuman receiving up to 250 mm (9.8 in) in February, contrasting with the parched San Luis, which sees a mere 4 mm (0.1 in) in August. Humidity levels fluctuate dramatically as well, peaking at 87% in July in Santa Cruz and dipping to an average low of 36% in December in Mendoza. Such climatic variations create unique challenges and opportunities for the rich biodiversity and agricultural practices across the region.
Argentina's diverse geography gives rise to a rich tapestry of climate zones as classified by the Köppen-Geiger system. In the bustling capital, Buenos Aires, the humid subtropical climate (Cfa) prevails, while regions like Catamarca exhibit a mix of semi-arid (BSh) and temperate climates (Cwb). The northwestern province of Jujuy presents an intriguing blend of high-altitude cold (ET) and continental climates (Cwa), whereas the dry landscapes of San Juan are characterized by arid conditions (BWk). The southern reaches, notably Tierra del Fuego, showcase cold tundra climates (ET) alongside subpolar oceanic variations (Cfc). From the subtropical warmth of Corrientes to the polar influences in regions like Santa Cruz, Argentina's climate zones reflect its remarkable environmental diversity, influencing both its landscapes and lifestyles.
| Climate Zone | Description |
|---|---|
| BSh | Hot semi-arid climate with low rainfall and high temperatures. |
| BSk | Cold semi-arid climate with low rainfall and significant temperature variation. |
| BWh | Hot desert climate with extremely low rainfall and high temperatures. |
| BWk | Cold desert climate with low rainfall and cold temperatures. |
| Cfa | Humid subtropical climate with hot summers and mild winters. |
| Cfb | Oceanic climate with mild temperatures and moderate rainfall year-round. |
| Cfc | Subpolar oceanic climate with cool temperatures and consistent precipitation. |
| Csa | Hot-summer Mediterranean climate with dry summers and wet winters. |
| Csb | Warm-summer Mediterranean climate with dry summers and wet winters. |
| Csc | Cold-summer Mediterranean climate with dry summers and wet winters. |
| Cwa | Monsoon-influenced humid subtropical climate with dry winters and hot summers. |
| Cwb | Monsoon-influenced temperate climate with dry winters and mild summers. |
| Cwc | Monsoon-influenced subpolar climate with dry winters and cool summers. |
| ET | Tundra climate with short, cool summers and long, cold winters. |
Argentina's climate exhibits a striking range of temperatures throughout the year, reflecting its diverse geography. January kicks off the year with extremes, featuring a chilling minimum of -10°C (13°F) in Santa Cruz and a blistering maximum of 46°C (115°F) in Salta. As summer winds down in February and March, temperatures remain high, peaking again at 44°C (112°F) in Santiago del Estero with lows still biting at -10°C (15°F). The trend shifts in April, as winter sets in, marked by a low of -14°C (6°F) in Rio Negro and a maximum of 38°C (101°F) in Formosa, illustrating the country's unique climatic dichotomy. May and June bring more winter chills, with lows plummeting below -20°C and maximums struggling to reach mid-30s. Interestingly, from July through October, the temperatures stabilize but continue to represent the wide-ranging climate, featuring months where highs soar to 46°C (116°F) in Salta. As the year wraps up in November and December, the cycle of warmth returns, with maximums edging close to the mid-40s while lows remain frigid in the south. This dramatic yearly fluctuation showcases Argentina's ability to deliver both summer heat and winter chill, painting a vibrant portrait of its climatic diversity.
Argentina exhibits diverse precipitation patterns that reflect its varied climate zones. Notably, the minimum precipitation is recorded at just 4 mm in August in San Luis, coinciding with a dry season, where there can be no rainy days at all. In stark contrast, the wettest conditions occur in February in Tucuman, where rainfall can peak at a remarkable 250 mm. Meanwhile, March in Jujuy embraces the highest frequency of precipitation days, averaging 19 days of rain. This variation highlights a trend of increased rainfall during the summer months, while August typically brings dry and arid conditions, illustrating the dynamic climate of Argentina.
Argentina’s humidity levels exhibit notable seasonal variation across its diverse regions. In the sun-soaked month of December, Mendoza experiences its driest period, with humidity dipping to a minimum of 36%, promoting a comfortable climate for outdoor activities. In stark contrast, the chill of July brings a significant increase in moisture, particularly in Santa Cruz, where humidity peaks at 87%. This trend highlights the interplay between Argentina's geographical diversity and its seasonal weather patterns, offering a unique climate experience throughout the year.
Argentina experiences significant variability in UV Index (UVI) levels throughout the year, showcasing a clear trend from south to north. In Tierra del Fuego, the average daily maximum UVI reaches a manageable 12 in November, reflecting the region's cooler climate and geographical position. In stark contrast, Jujuy experiences a much more intense UV exposure, with an average daily maximum UVI soaring to 22 in February. This sharp increase illustrates not only the seasonal changes but also highlights the need for sun protection in the northern regions during peak summer months. As these trends reveal, awareness of UVI variations across Argentina is essential for maintaining skin health throughout the year.
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Sunshine duration in Argentina reveals a remarkable contrast across its diverse regions. In June, the southern province of Tierra del Fuego only enjoys a modest 111 hours of sunshine, reflecting its colder climate. In stark contrast, the northern region of San Juan basks in a much sunnier June with 277 hours, showcasing the warmer, more arid conditions typical of the area. As we move into August, the province of Jujuy shines brightly with an impressive 321 hours of sunshine, indicating a peak in its warmer months. December brings even more sunshine, particularly in Neuquen, where the duration skyrockets to 399 hours, perfect for summer activities. This dynamic range illustrates how Argentina's varied climates create a rich tapestry of sunlight, from the chilly south to the sun-drenched north.
When considering the likelihood of sunny weather across Argentina, distinct regional patterns emerge. In June, the chances of clear skies dip significantly in Tierra del Fuego, where only 19% of the month boasts sunshine, reflecting the colder, southern climate. Conversely, as the seasons shift into August, the sun shines brightly over Catamarca, with an impressive 95% likelihood of sunny days. This striking contrast highlights how Argentina's diverse geography influences weather patterns, offering both cooler, overcast conditions in the south and abundant sunshine in the north during mid-winter.
In Argentina, daylight hours exhibit a striking contrast between the depths of winter and the peak of summer, particularly in the southern region of Tierra del Fuego. During June, residents experience only 7 hours of daylight, as the sun lingers low on the horizon, casting a chilly, subdued light over the landscape. Conversely, by December, this shifts dramatically to an impressive 17 hours of sunlight, bathing the region in vibrant illumination and inviting outdoor adventures. This variation not only highlights the extremes of Argentina's climate but also underscores the unique rhythm of life that adapts to the changing seasons. Whether embracing the long, sunlit days of summer or finding beauty in the briefness of winter, the evolution of daylight in Tierra del Fuego captivates and enriches the experience of its inhabitants.
Buenos Aires experiences a diverse climate that reflects the vibrancy of the city itself. In summer, particularly in January and February, temperatures soar to an average of 24°C (75°F), with highs reaching up to 42°C (108°F), accompanied by humidity levels around 53% to 61%. As the seasons transition into fall and winter, temperatures dip significantly, particularly in July when averages can fall to just 9°C (49°F), while rainfall fluctuates throughout the year; April tends to be the wettest month, with 93 mm (3.7 in) of precipitation. Despite the chill, Buenos Aires' charm remains undiminished, making it a year-round destination to explore. For more detailed insights, check out the Buenos Aires climate.
Nestled along the Rio de la Plata, Buenos Aires F.D. experiences a diverse climate that captivates residents and visitors alike. Summers, particularly January and February, can be hot and humid, with temperatures soaring up to 37°C (99°F), while heavier rainfall occurs, peaking at 72 mm (2.9 in) in February. As the seasons shift to autumn, cooler temperatures and increased humidity mark the months, particularly between April and May, where averages dip to around 15°C (59°F) with 80 mm (3.2 in) of rain. The winter months of June and July bring chillier air, with lows of just 1°C (34°F), but the humidity remains significant, keeping the atmosphere soothing albeit cool. For an in-depth look at what to expect throughout the year, check out the detailed Buenos Aires F.D. climate information.
Catamarca, Argentina, showcases a diverse climate that experiences dramatic temperature fluctuations throughout the year. In January, temperatures soar with a scorching max of 46°C (115°F), while July chills with lows dipping to -21°C (-6°F). With an annual precipitation pattern that peaks in the summer months—especially January and February—the region remains lush despite its arid reputation during winter. Average humidity varies, peaking at 81% in April, adding to the unique climate experience. For a deeper dive into the specifics of this captivating climate, explore the details at Catamarca climate.
The climate in Chaco, Argentina is characterized by extreme temperatures and varied humidity levels throughout the year. With January peaking at a sweltering 45°C (114°F), summer months are both hot and humid, typically accompanied by significant rainfall, especially in November. As the seasons transition into the cooler months of winter, temperatures can drop to as low as -5°C (24°F) in July, while humidity decreases, creating a stark contrast to the summer's sticky days. Rainfall is heaviest in the summer, moderate in autumn, and minimal during the dry winter months, making Chaco a region of diverse weather patterns. Discover more about this captivating climate by visiting Chaco climate.
The climate in Chubut, Argentina, is marked by dramatic temperature fluctuations and varying levels of humidity throughout the year. Summers (January to March) can be hot, with average highs touching 44°C (111°F), while winters (June to August) bring chillier conditions, where temperatures can dip as low as -20°C (-3°F). Rainfall is more prominent in the cooler months, especially from May to July, with June receiving the highest average precipitation at 83 mm (3.3 in). Despite the dry spells in summer, humidity levels remain relatively high, peaking at around 85% during winter. For a detailed exploration of seasonal conditions, visit Chubut climate.
Cordoba, Argentina, experiences a diverse climate that showcases the region's dramatic seasonal shifts. Summer months (December to February) boast soaring temperatures, peaking at an impressive 44°C (112°F) in January, while the humidity level rises, particularly in March at 61%. As the year progresses into fall and winter, temperatures dip significantly, reaching lows of -7°C (19°F) in July, accompanied by decreasing rainfall. October and November witness a resurgence of warmth, yet they remain temperate with humidity levels fluctuating between 47% and 53%. For a detailed overview of this fluctuating climate, check out Cordoba climate.
Nestled in the heart of Argentina, Corrientes experiences a climate that dances between extremes. Summers, particularly in January and February, can swelter with highs reaching 43°C (109°F), while winters dip to a brisk -3°C (27°F) in July. The region also welcomes significant rainfall, especially during the summer months, contributing to an overall humidity that fluctuates from a comfortable 48% in August to a humid 83% in May. For those looking to explore this vibrant city, understanding its climate nuances is essential; delve deeper into the details at Corrientes climate.
The climate in Entre Rios, Argentina showcases a vibrant tapestry of seasonal contrasts. In the summer months of January and February, temperatures soar to an inviting average of around 25°C (78°F), occasionally peaking at a sweltering 42°C (109°F), while humidity remains noticeably high. As the leaves begin to change in autumn, temperatures dip, with April averaging 19°C (67°F), and May bringing a cooler touch at 15°C (59°F), complemented by increased rainfall. Winter casts a gentle chill over the region, with July bringing lows of -5°C (23°F), yet slowly transitions back into the warmth of spring. Overall, Entre Rios serves as a pleasant destination, where its dynamic weather creates a unique rhythm of nature throughout the year. For more details, explore Entre Rios climate.
Formosa, Argentina, boasts a varied climate characterized by scorching summer days and cool winter nights. January heats up with average temperatures around 29°C (84°F) and can soar to a blistering 45°C (114°F), while the cooler months of June and July see lows dipping to -3°C (28°F). Precipitation falls predominantly in the summer, with January experiencing the highest at 134 mm (5.3 in), contributing to a humid atmosphere, particularly in the warmer months. Despite the sweltering heat, humidity levels fluctuate, offering a refreshing contrast in the winter, where they drop to around 40% in August. For more detailed insights, visit Formosa climate.
In Jujuy, Argentina, the climate is characterized by dramatic temperature swings, ranging from chilly winter nights as low as -13°C (9°F) in July to scorching summer highs that can reach 44°C (112°F) in October. The region experiences a notable wet season from January to March, with precipitation peaking at about 163 mm (6.4 in) in March, which coincides with high humidity levels that hover around 84%. As the year progresses, the weather gradually dries, leading to cooler temperatures and less moisture during the winter months. This unique climate contributes to the region's biodiversity, making it a fascinating destination. For more detailed information, visit Jujuy climate.
La Pampa, Argentina, experiences a diverse climate marked by its extreme temperatures and varying precipitation levels throughout the year. In the scorching summer months of January and February, temperatures can soar up to 45°C (114°F), while the winters bring chilly nights with lows plunging to -7°C (19°F). Rainfall peaks in the spring and autumn, with April receiving an average of 73 mm (2.9 in) of rain, creating a landscape that shifts dramatically with the seasons. Despite its heat, the humidity remains relatively moderate, hovering around 43% to 71% at different times of the year, adding to the unique charm of this region. Discover more about the climate and its influences on the landscape in La Pampa climate.
La Rioja, Argentina, boasts a dramatic climate characterized by extreme temperature fluctuations throughout the year. January and December can bring scorching highs up to 46°C (115°F), while winter months like July dip down to a brisk -9°C (17°F). Precipitation is predominantly seen in the summer, with January and February recording around 112 mm (4.4 in) each, while the dry days of summer infuse a refreshing contrast to the lush southern winter. Humidity varies considerably; the muggy summer months are balanced by the drier autumn and winter air. For a deeper dive into La Rioja's unique weather patterns, explore La Rioja climate.
Mendoza, Argentina experiences a dramatic climate that transitions from hot summers to chilly winters. In the peak of January and February, average temperatures can soar to around 25°C (77°F), peaking at a sweltering 44°C (111°F), while winter months like June and July bring averages down to a brisk 7°C (45°F) and maxing out at 25°C (78°F). With annual precipitation being relatively low, peaking in February at 64 mm (2.5 in), the region enjoys a semi-arid climate characterized by a significant drop in humidity during summer months, making evenings pleasantly cooler. This unique blend of temperatures and aridity offers an ideal environment for world-renowned vineyards, making Mendoza a perfect destination for wine lovers. Discover more about the area's weather patterns at Mendoza climate.
The climate in Misiones, Argentina is characterized by a subtropical ambiance, offering warm temperatures year-round. January kicks off the year with its hottest days, where temperatures soar to a blazing max of 41°C (106°F), accompanied by a humid 77% humidity, while December wraps up with milder averages of 25°C (78°F) and the highest humidity at 84%. Rainfall varies throughout the year, peaking in May with a significant 204 mm (8.0 in), maintaining lush greenery but also contributing to the region's high humidity levels, especially in the colder months. As you explore this vibrant locale, you'll experience the lush rainforests and diverse ecosystems shaped by its varied climate. Discover more about this fascinating weather pattern at Misiones climate.
Nestled in the picturesque landscapes of Argentina, Neuquen's climate is characterized by its extreme temperature fluctuations throughout the year. Summers can soar to a sizzling 42°C (108°F) in January, while winter months can plummet to a chilling -22°C (-8°F) in July. Precipitation is sparse in the warmer months, with January receiving only 15 mm (0.6 in), but increases significantly during the colder season, peaking at 98 mm (3.9 in) in June. Additionally, humidity levels often rise, reaching a high of 83% in July. For more detailed insights on the region's weather patterns, check out Neuquen climate.
The climate in Rio Negro, Argentina is characterized by extreme temperature variations, with January reaching sizzling highs of 42°C (108°F) while winter months see lows plummeting to -21°C (-5°F). Annual precipitation fluctuates, with the wettest months being May and July, which experience around 44 mm (1.7 in) of rainfall, igniting the lush landscapes of this diverse region. Humidity levels rise during the cooler months, hitting a peak of 77% in July, contributing to a crisp, invigorating atmosphere. Whether basking in the warmth of summer sun or braving the cold of winter, Rio Negro offers a climate as diverse as its breathtaking scenery. For more detailed information, visit the Rio Negro climate page.
Nestled in the northwest of Argentina, Salta boasts a diverse climate that transitions dramatically throughout the year. During the scorching summer months of December to February, temperatures can soar up to a sweltering 46°C (115°F), accompanied by high humidity levels of around 83%. Conversely, the winter months from June to August bring chilled air, with temperatures plunging to as low as -21°C (-5°F), creating a stark contrast that highlights the region's unique weather patterns. Rainfall is most prevalent in the summer, with January and February experiencing over 160 mm (6.3 in) of precipitation, while the winter months see significantly drier conditions. For those keen on exploring this vibrant city, understanding its climate is essential; you can find more details at Salta climate.
San Juan, Argentina, boasts a strikingly diverse climate with hot summers and chilly winters. During January and February, temperatures soar, reaching highs of up to 42°C (108°F), while the cooler months from May to August can see lows plummet to -16°C (4°F). Rainfall is relatively sparse, with the wettest months averaging around 47 mm (1.9 in) in the peak of summer, while winter months experience minimal precipitation. Humidity fluctuates throughout the year, hovering between 37% and 67%, providing a unique balance between warmth and dryness. To explore more about the climate specifics, visit San Juan climate.
San Luis, Argentina, boasts a vibrant climate that showcases a striking contrast between scorching summers and chilly winters. January and December are the hottest months, with maximum temperatures soaring to 45°C (113°F), while July can dip to a frosty -7°C (20°F). Rainfall is heaviest in the summer months, especially in January (76 mm), gradually tapering off to a mere 4 mm in August. Humidity levels fluctuate throughout the year, peaking at 68% in May, adding an extra layer of warmth to the summer heat. For an in-depth look at the dynamic climate of San Luis, explore San Luis climate.
Santa Cruz, Argentina, experiences a dramatic range of temperatures throughout the year, with summer highs soaring up to 38°C (100°F) in February and winter lows plummeting to -18°C (0°F) in July. While the summer months are relatively humid with around 74-77% humidity, the winters bring drier air, contrasting the higher precipitation observed in the warmer months, peaking at 72 mm (2.8 in) in April. For those looking to enjoy vibrant seasonal changes, Santa Cruz offers a unique climate that combines both arid winters and sweltering summers. Discover more about this fascinating weather profile by visiting Santa Cruz climate.
Santa Fe, Argentina, experiences a vibrant climate characterized by hot summers and cooler winters. In January, temperatures can soar to a sweltering 43°C (109°F), while January's humidity averages 51%, creating a lively atmosphere perfect for outdoor activities. As the months progress into the cooler season, temperatures dip to as low as -6°C (22°F) in July, with rainfall peaking in the summer months, especially in January with 122 mm. This blend of heat and humidity helps cultivate the region’s rich agricultural backdrop. For a detailed look at the city’s climate, check out Santa Fe climate.
Nestled in the heart of Argentina, Santiago del Estero boasts an array of temperatures that range from sizzling summer highs of 46°C (114°F) in January to the crisp chill of -5°C (23°F) in July. Rainfall varies throughout the year, peaking in January with 122 mm (4.8 in), while August stands out with a mere 7 mm (0.3 in). Humidity levels fluctuate seasonally, reaching their highest in May at 85%, providing a distinct climatic experience. As the seasons change, the city captures the vibrant contrasts of Argentina's landscapes, making it a compelling destination for climate enthusiasts. For more insights, visit Santiago del Estero climate.
Nestled at the southern tip of Argentina, Tierra del Fuego experiences a distinctive climate characterized by cool temperatures year-round and a steady dose of precipitation. January and February are the warmest months, with temperatures averaging around 9°C to 10°C (49°F to 50°F), while the winter months can see lows dip to -13°C (9°F). Rainfall is fairly abundant, peaking in January at 76 mm (3.0 in), and humidity remains high throughout the year, often exceeding 80%. As visitors explore this majestic region, they should be prepared for rapidly changing weather conditions, making for a truly dynamic experience. For a more detailed overview of the area's weather patterns, check out the Tierra del Fuego climate.
Nestled in the northwestern region of Argentina, Tucuman boasts a diverse climate that captivates throughout the year. January and February embrace the heat with temperatures soaring up to 41°C (106°F), while the lush, humid weather brings substantial rainfall, peaking in February at 250 mm (9.8 in). As autumn approaches, the temperatures dip, bringing a cooler ambiance that descends to lows of -14°C (6°F) in July. Meanwhile, humidity varies, peaking at 84% in April and tapering to a comfortable 44% in August. For a more in-depth look at Tucuman's fascinating climate, explore Tucuman climate.
Argentina's climate is a striking tapestry of extremes, where temperatures swing dramatically between a frigid -22°C in July in Neuquen and a scorching 46°C in October in Salta. This diverse landscape not only showcases remarkable temperature variations but also significantly different precipitation patterns. For instance, the parched month of August in San Luis sees a mere 4 mm of rain, contrasting sharply with the deluge of 250 mm in February in Tucuman. Humidity levels further illustrate this complexity, peaking at 87% in July in Santa Cruz and plunging to an average low of 36% in December in Mendoza. Together, these trends reveal a country that is as dynamic as it is diverse, fostering a rich array of ecosystems and agricultural potential across its varied climates.