Last updated: April 14, 2025
Chile's diverse climate is marked by extreme variability, shaped by its unique geography. Temperatures range dramatically, with a chilling minimum of -21°C (-5°F) recorded in June in Antofagasta, soaring to a scorching maximum of 40°C (104°F) in January in the Maule Region. Precipitation patterns further illustrate this diversity, from a parched 0 mm (0.0 in) in November in Atacama to a staggering 366 mm (14.4 in) in June in Aysén. Humidity levels also fluctuate, with an average minimum of 35% in December in the Coquimbo Region and a maximum of 91% in July in Aysén. This climatic complexity makes Chile a fascinating subject for climatological study.
Chile showcases a stunning array of climate zones, ranging from arid deserts to lush temperate regions. In the northern reaches, Antofagasta, Atacama, and Arica y Parinacota display arid temperatures classified as BWk, while regions like Tarapacá blend the aridity of BWk with the coolness of ET. Moving southward, the climate shifts dramatically; the Araucanía, Biobío, and Maule Regions embrace temperate oceanic climates (Csb), contributing to their fertile landscapes. Los Lagos and Los Ríos regions add a touch of rain with Cfc and Cfb classifications, while the Region of Magallanes offers a striking blend of cool and tundra climates (Cfc, ET). In the Santiago Metropolitan area, a Mediterranean influence reigns with Csb, creating a unique climate that supports a vibrant culture and diverse ecosystems. Each region's distinct climate fosters a remarkable variety of flora and fauna, making Chile a true ecological treasure.
| Climate Zone | Description |
|---|---|
| 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. |
| Csb | Warm-summer Mediterranean climate with dry summers and wet winters. |
| Csc | Cold-summer Mediterranean climate with dry summers and wet winters. |
| ET | Tundra climate with short, cool summers and long, cold winters. |
Chile's temperature exhibits remarkable variation throughout the year, reflecting its diverse climate zones. January kicks off summer with bold contrasts, ranging from a brisk -4°C (24°F) in Antofagasta to a scorching 40°C (104°F) in the Maule Region. As summer lingers into February, temperatures slightly dip, with a minimum of -5°C (24°F) in Antofagasta and a high of 39°C (102°F) in Biobío. March and April see milder evenings with minimums hovering around -10°C (15°F) and -7°C (20°F) respectively, while daytime highs remain pleasantly warm, peaking at 35°C (95°F) in Santiago Metropolitan. As May transitions into winter, the cold sets in more strongly, with lows of -14°C (8°F) in Los Lagos Region, while June plunges to -21°C (-5°F) in Antofagasta—the coldest on record. The trend continues in July with temperatures dropping further; however, Tarapacá still enjoys a high of 30°C (87°F). As spring approaches in September and October, the temperature begins to rise again, with maximums reaching 34°C (94°F) in the Coquimbo Region. By November and December, a familiar warmth returns, with highs nearing 37°C (98°F) in Santiago Metropolitan, contrasting sharply with winter’s lows. This dynamic seasonal contrast reveals Chile’s unique ability to embody such diverse climates within its borders.
In Chile, precipitation patterns exhibit a striking contrast between its arid north and lush south. The Atacama Desert, known as one of the driest places on Earth, records minimal rainfall, with November occasionally witnessing a complete absence of precipitation at 0 mm. In stark contrast, the southern Aysén region experiences the opposite extreme, with averages peaking at an impressive 366 mm in June. Additionally, the frequency of rainy days varies widely: while December remains dry with no recorded precipitation in the O'Higgins Region, it can also see up to 22 rainy days in the far reaches of the Region of Magallanes. This variability highlights the diverse climatic conditions that shape Chile's landscapes, from parched deserts to verdant temperate rainforests.
Chile's humidity levels exhibit striking seasonal variations, highlighting the diverse climatic conditions across the country. In the summer month of December, the Coquimbo Region experiences a relatively dry atmosphere with humidity levels dropping to a minimum of 35%. In stark contrast, the winter month of July sees the Aysén region enveloped in moisture, reaching a maximum of 91% humidity. This shift from dry to damp illustrates how geography influences local weather patterns, with coastal areas experiencing higher humidity levels during the colder months as opposed to the more arid conditions found in the northern regions during summer.
Chile's UV Index trends reveal notable variations across its diverse regions, particularly evident in the summer months. For instance, in the Region of Magallanes, the average daily maximum UV Index peaks at 12 in November, signaling a marked potential for harmful UV exposure as the warmer season approaches. In stark contrast, the Antofagasta region experiences an even higher UV Index, averaging 21 in March, indicating an intensified risk during late summer. Such data underscores the importance of regional awareness, as the significant differences in UV exposure highlight the need for tailored sun safety measures throughout the year.
UV Risk Categories
Sunshine duration in Chile varies significantly between regions and seasons, showcasing a remarkable contrast. In June, the southern Region of Magallanes experiences a modest 114 hours of sunshine, while the northern Antofagasta basks in a robust 301 hours. As summer arrives in December, this trend shifts dramatically; the Region of Magallanes sees an increase to 285 hours, yet it pales in comparison to the Coquimbo Region, which shines with an impressive 408 hours. This seasonal and regional variability highlights Chile's diverse climate, where sunlight can dramatically influence lifestyle and activities throughout the year.
When exploring the likelihood of sunny weather across Chile, a striking contrast emerges between the months and regions. In the chilly winds of April, the Aysén region experiences a mere 13% chance of sunshine, making it a time for cozy indoor activities rather than basking in the sun. In sharp contrast, January in the Atacama desert boasts an impressive 97% likelihood of clear skies, aligning perfectly with its reputation as one of the sunniest places on Earth. This trend highlights the dramatic variations in weather throughout the country, illustrating how coastal and mountainous regions can differ significantly even within the same season.
In Chile's Region of Magallanes, daylight hours exhibit a striking contrast between June and December, highlighting the dramatic seasonal shifts characteristic of this southernmost region. During the depths of winter in June, residents experience only 7 hours of daylight, fostering a serene, introspective atmosphere. In stark contrast, December heralds the arrival of summer, illuminating the region with an impressive 16 hours of daylight. This vast difference not only influences daily activities and lifestyle but also paints a vivid picture of the natural beauty and rhythm of life in Magallanes throughout the year.
Nestled along the coast of Chile, Antofagasta boasts a unique climate characterized by warm temperatures and low precipitation throughout the year. With January and December showcasing average highs around 32°C (89°F), the region enjoys a sunny disposition, while minimum temperatures can dip to a brisk -21°C (-5°F) in mid-winter. Although rainfall is scarce—peaking at only 22mm (0.9 in) in February—humidity levels remain relatively high, hovering between 57% and 84% across the seasons. This blend of warmth and dryness makes Antofagasta an inviting destination for those seeking a year-round escape. For more details on the local climate, visit Antofagasta climate.
Nestled in the heart of Araucanía, Chile, the climate showcases a diverse range of temperatures and precipitation throughout the year. Summer months, like January and February, can soar to highs of 36°C (97°F) and 39°C (102°F), providing a warm, inviting atmosphere perfect for outdoor exploration. However, as autumn and winter set in, temperatures dip to chilling lows of -10°C (14°F) in July, accompanied by increasing humidity that peaks at 87% during the coldest months. Rainfall is most abundant from May to July, with June receiving a significant 297 mm (11.7 in), contributing to the lush landscapes that Araucanía is renowned for. For a deeper understanding of the region's varied atmospheric conditions, visit Araucanía climate.
Nestled in the northernmost region of Chile, Arica y Parinacota boasts a unique climate characterized by a wide temperature range throughout the year. In January and February, temperatures soar to a delightful max of 29°C (84°F), while winter months like June and July can dip as low as -8°C (19°F) at night. The region experiences its peak precipitation during the summer, with January and February averaging around 73 mm, gradually decreasing towards drier months like April and May. Despite varying rainfall, humidity remains relatively high, particularly in the warmer months, enhancing the area's stunning natural landscapes. Discover more about this intriguing climate at Arica y Parinacota climate.
The climate in Atacama, Chile is characterized by its striking dry conditions and dramatic temperature variations. Summer months from January to March bring warm days with averages around 20°C (69°F), while winter temperatures dip to as low as 0°C (32°F) in July. Despite its warmth, the region sees minimal precipitation, with most months receiving less than 10 mm, making it one of the driest places on Earth. Humidity fluctuates throughout the year, peaking in early months at approximately 74%, before gradually decreasing. For a deeper dive into this extraordinary climate, explore Atacama climate.
The climate in Aysén, Chile, offers a captivating mix of seasonal contrasts, characterized by chilly winters and pleasantly warm summers. January and February are the warmest months, with average temperatures reaching up to 12°C (55°F) and 11°C (52°F), while maximums can soar to 32°C (90°F). As the year progresses, the region experiences a significant drop in temperature, notably in June and July, where average highs barely touch 1°C (35°F), often accompanied by high humidity reaching 91%. Rainfall is abundant throughout the year, peaking in April and June with over 366 mm (14.4 in), making Aysén a lush and vibrant landscape. For a more detailed overview, visit the Aysén climate.
The climate in Biobío, Chile, is a captivating blend of seasonal contrasts, characterized by warm summers and cold winters. In January and February, temperatures soar to a sizzling 39°C (102°F), while cooler months, particularly June and July, dip to chilling lows of -6°C (21°F). Rainfall peaks during the winter, with June receiving a hefty 237 mm (9.3 in), resulting in a lush environment. Humidity remains relatively high throughout the year, notably reaching 86% in July, but retreats to more comfortable levels of around 65% in the summer months. For more detailed insights, check the Biobío climate.
The Coquimbo Region in Chile experiences a diverse climate characterized by distinct seasonal shifts. Summer months (December to February) bring warm temperatures, with daytime highs reaching up to 31°C (89°F), while the humidity remains relatively low around 40%. As autumn sets in, temperatures gradually decline, with March and April averaging 18°C (65°F) and 16°C (61°F), accompanied by minimal rainfall. The winter months of May through July see cooler temperatures, dipping as low as -9°C (15°F), and precipitation increases significantly, peaking in June at 51 mm (2.0 in). This dynamic climate makes the Coquimbo Region a fascinating destination year-round; for more details, visit Coquimbo Region climate.
The Los Lagos Region of Chile boasts a diverse climate that reflects its stunning natural landscapes. During the summer months of January and February, temperatures can soar to a delightful 36°C (98°F), while winters are characterized by cooler, crisp conditions with lows reaching -15°C (5°F) in June. The region experiences significant rainfall, particularly from May to July, with precipitation peaking at 308 mm (12.1 in) in June, creating lush scenery. Humidity remains relatively high throughout the year, averaging around 85%, which contributes to the area's vibrant biodiversity. To explore more about the fascinating climate and its effects, visit Los Lagos Region climate.
The Los Ríos Region experiences a diverse climate, characterized by mild temperatures and seasonal rainfall. January and February are warm, with average highs reaching up to 37°C (98°F), while June and July bring cooler weather, often dipping to -6°C (22°F). Precipitation peaks in the winter months, with June receiving an impressive 360 mm (14.2 in), leading to lush landscapes. Humidity remains notably high throughout the year, adding to the region's vibrant ecosystem. For a deeper understanding of what to expect, explore the detailed Los Ríos Region climate.
The Maule Region of Chile experiences a diverse climate that transforms beautifully throughout the year. Summer months, particularly January and February, can soar with temperatures reaching up to 40°C (104°F), while winter brings a significant chill, with lows dipping to -7°C (20°F) in July. The region witnesses most of its rainfall from May through August, with June being the wettest month at 205 mm (8.1 in), resulting in a lush landscape. Despite this, the air remains comfortably dry during the summer, with humidity hovering around 43-44%. For a detailed overview of what to expect throughout the seasons, explore the Maule Region climate.
The climate of the O’Higgins Region in Chile boasts a diverse range of temperatures and weather patterns throughout the year. Summer months of January and February see average highs of 20-21°C (68-70°F), creating perfect conditions for outdoor adventures, while winter can be harsh, with temperatures plummeting to -12°C (11°F) in June and significant rainfall peaking at 165 mm (6.5 in). As the seasons transition, the region experiences an increase in humidity, particularly during the rainy winter months, enhancing the lush landscape that characterizes this area. With its varied climate, O'Higgins offers a unique backdrop for those wishing to explore both the warm sun and crisp mountain air. For detailed insights into the climate, check out O'Higgins Region climate.
The climate in the Region of Magallanes, Chile is characterized by its sharp contrasts, with summer temperatures in January peaking at a pleasant 24°C (75°F) while winter plunges to frigid lows of -17°C (2°F) in June. This region experiences relatively high humidity, often exceeding 85%, contributing to the frequent precipitation throughout the year, with January and December typically the wettest months, each receiving over 100 mm of rain. As autumn approaches, temperatures gradually descend, accompanied by a steady increase in rainfall, making it a unique tapestry of weather experiences. The dynamic climate not only shapes the stunning landscapes but also inspires a resilience in the local flora and fauna, making it a fascinating destination for adventurers seeking the beauty of extremes. For more detailed information, visit the Region of Magallanes climate.
In the Santiago Metropolitan area, the climate showcases a striking contrast between the scorching summers and chilly winters. January and February bring warm days with average temperatures around 20-21°C (68-70°F), while June and July see a significant drop, where averages hover around 8°C (47°F) along with increased humidity levels peaking at 75%. The city's dry summer months witness minimal rain, with only 9 mm (0.3 in) in February, but by mid-year, precipitation increases substantially, reaching 108 mm (4.3 in) in June. This variability in weather makes Santiago's climate both inviting for sun-seekers and a dramatic reminder of the cooler seasons. For more detailed insights, explore Santiago Metropolitan climate.
Nestled in northern Chile, Tarapacá showcases a captivating climate that transitions from warm to cool throughout the year. Summer months, particularly January and February, embrace average temperatures around 18°C (65°F), with occasional peaks reaching up to 32°C (90°F), all while maintaining a high humidity of about 85% to 87%. As autumn arrives, temperatures gradually dip, and by July, the region experiences cooler averages of 14°C (58°F) amidst low moisture levels. Rainfall is minimal but peaks in January with 32 mm (1.2 in), tapering off as the year progresses. For an engaging overview of Tarapacá's diverse weather patterns, explore the detailed information on Tarapacá climate.
Valparaíso, Chile, experiences a mild Mediterranean climate characterized by warm summers and cool, damp winters. During January and February, temperatures soar to max highs of 34-36°C (93-97°F), perfect for enjoying the coastal scenery, while the average drops to a cooler 10°C (50°F) in the heart of winter, particularly in June and July. Rainfall is minimal during the summer months, but winter brings a noticeable increase, peaking around 90 mm (3.5 in) in June. With a humidity range that climbs from 43% in February to 76% in July, visitors can expect comfortable weather for activities year-round. For more detailed information, check out the full Valparaíso climate.
Ñuble, Chile, boasts a climate characterized by striking contrasts between the warm, dry summers and the chilly, wet winters. In January, temperatures can soar to a sizzling 40°C (104°F), while July brings a stark drop, averaging around 8°C (46°F) with frequent lows below freezing. Expect the most rain during the winter months, notably June with 261 mm (10.3 in), creating lush landscapes that are a feast for the eyes. As humidity levels climb to 86% in July, the refreshing chill envelops the region, contrasting with the drier, sunnier days of summer, where humidity hovers around 46%. For a deeper dive into this captivating climate, visit Ñuble climate.
The climate of Chile presents a remarkable contrast, showcasing extremes that vary dramatically from region to region. With temperatures plummeting to a chilling -21°C (-5°F) in June in Antofagasta and soaring to a scorching 40°C (104°F) in January in Maule Region, it's clear that this elongated country is anything but uniform. Rainfall patterns further illustrate this diversity, ranging from a parched 0 mm (0.0 in) in November within the arid Atacama to a staggering 366 mm (14.4 in) in June in Aysén. Accompanying these fluctuations in temperature and precipitation, humidity levels paint an equally striking picture; while December sees average humidity dip to a comfortable 35% in the Coquimbo Region, the moist air of July in Aysén can reach a steamy 91%. Together, these trends highlight the intricate tapestry of Chile's climate, influenced by its vast geography and diverse ecosystems.