Last updated: August 21, 2025
January in San Salvador de Jujuy, Argentina presents a warm and humid climate, with maximum temperatures reaching 32°C (90°F) and an average of 21°C (69°F). The city experiences a significant amount of precipitation, totaling 223 mm (8.8 in) over the month, distributed across 21 days of rainfall. With an average humidity level of 84%, the atmosphere can feel particularly muggy, making it essential for visitors to stay hydrated and seek shade during the hottest parts of the day. Whether exploring the vibrant local culture or soaking in the natural beauty, understanding January's weather is crucial for an enjoyable experience.
In San Salvador de Jujuy, Argentina, January ushers in the heart of summer with temperatures ranging from a comfortable minimum of 12°C (54°F) to a sizzling maximum of 32°C (90°F). The average temperature sits at a pleasant 21°C (69°F), making it an ideal time for outdoor activities and exploration. As the month progresses into February, the heat lightly subsides with average temperatures dropping to 19°C (67°F), but highs still linger around 30°C (86°F). This pattern of gradually cooling temperatures continues into March and April, where nights become notably cooler, with lows dipping to around 6°C (42°F) by April. The transition from the warmth of summer to the cooler months is evident as temperatures take a sharper decline through May and June, ultimately plummeting to a minimum of -3°C (27°F) in the colder winter months. Notably, the following months see a steady rise again, leading back towards mild temperatures by October, setting a dynamic climate cycle that embodies Jujuy's seasonal contrasts.
In San Salvador de Jujuy, Argentina, January marks the onset of the rainy season, with an impressive precipitation total of 223 mm (8.8 in), spread over 21 days. This wet beginning sets the tone for the following months, as February and March see even higher rainfall, peaking at 282 mm (11.1 in) in March. As the months progress, a noticeable trend emerges: while January kicks off with substantial showers, precipitation gradually falls in May to just 155 mm (6.1 in) before reaching a low in July, with only 45 mm (1.8 in). The frequency of rain also fluctuates; after the wet January, February and March see a steady number of rainy days—hovering around 23 to 24 days—but the rain begins to wane significantly by mid-year. Overall, January's weather captures the essence of a vibrant and lush Jujuy, setting a dynamic foundation for the year ahead.
January in San Salvador de Jujuy, Argentina, greets residents and visitors with a high humidity level of 84%, setting the tone for a sultry summer month. As the year progresses, humidity continues to rise, peaking in March at 88%, before gradually declining. This trend showcases a typical summer pattern, where the proximity to the rainy season amplifies moisture in the air. By May, humidity drops significantly to 74%, signaling the onset of cooler months. The peak of winter arrives in July and August, with levels dipping to an enjoyable 47% and 44%, respectively. The transition back to warmer weather begins in September, as humidity levels rise again, ultimately culminating in a humid December at 77%. This fluctuating trend illustrates the region's dynamic climate, where summer months bring lush, humid conditions contrasted by the drier relief of winter.
In January, San Salvador de Jujuy experiences an extreme UV Index of 16, with a dangerously short burn time of just 10 minutes. This intense sun exposure is characteristic of the summer months, continuing into February and March, where the UV Index remains at 15 and 14, respectively, sustaining the urgent need for sun protection. As we transition into April, the UV Index drops to 11, yet it still classifies as extreme with the same cautious burn time. The UV levels begin to ease slightly in May and June, hitting 8 and 6 (very high to high categories), allowing for a modest increase in safe exposure time. However, the trend reverses again in September, resuming an extreme category with a UV Index of 11, before peaking at 16 once more in November and December. This cyclical intensity highlights the importance of being vigilant about sun safety throughout the year. For detailed insights on UV levels throughout the year, visit San Salvador de Jujuy UV Index.
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In January, the sun shines brightly in San Salvador de Jujuy, with an impressive 238 hours of sunlight, setting an energizing tone for the year. As temperatures rise, February follows closely behind with 227 hours, ensuring that the warmth lingers. A slight decline to 219 hours in March indicates the gradual transition towards autumn. However, the sunshine dips more significantly in April to 166 hours—a trend that signals a shift in the season. As May greets the city, there's a refreshing resurgence with 204 hours of sun before June basks in 236 hours once more. The month of July boasts 256 hours, while August takes the crown with 296 hours of golden rays, marking the peak of summer. The sun continues to shine generously through September and October with 268 and 262 hours, respectively, before winding down in November to 246 hours. Finally, December wraps up the year in style, reviving the cheer with 283 hours, a fitting farewell to a spectacular year of sunshine.
In January, residents and visitors of San Salvador de Jujuy can expect a 34% chance of sunny weather, marking the beginning of a gradual increase in clarity as the year progresses. Following January, the likelihood of sunshine dips slightly in February to 24%, then rises modestly in March to 26% and April to 31%. As we move into the heart of the year, the sun makes a more pronounced appearance, with chances surging to 51% in May and peaking at an impressive 78% in August. This trend underscores a seasonal shift towards sunnier days, suggesting that while January might offer a fair share of sunshine, the best days often lie ahead as the tropical months unfold.
In San Salvador de Jujuy, Argentina, the daylight duration in January is a generous 13 hours, providing plenty of time for outdoor activities and exploration. As the summer progresses into February and March, daylight remains consistent at 12 hours, perfect for enjoying the vibrant local culture and landscapes. However, as the seasons shift into autumn, daylight gradually diminishes, reaching 11 hours in April, and further tapering to 10 hours from May through July. This pattern of reduced daylight continues before a subtle resurgence in August and September, when the days begin to lengthen again to 11 hours. By October, the days stretch back to 12 hours, then peak once more in November and December at 13 hours, marking a return to the longer, sun-filled days that define the region's summer charm. This cyclical variation not only highlights the changing seasons but also enhances the experience of life in this picturesque city.
In January, San Salvador de Jujuy experiences a gentle breeze with an average wind speed of 1.3 m/s (3 mph), providing a mild and pleasant atmosphere ideal for outdoor activities. This tranquil wind pattern reflects the city's overall climatic trends, where the wind speeds remain largely consistent throughout the months. As the year progresses, there's a slight uptick in wind activity, peaking in October at 1.7 m/s (4 mph), only to retreat back to the familiar calm by December. The steady breezes in January, alongside the warmth of summer, create an inviting environment for both residents and visitors, making it an ideal time to enjoy the vibrant culture and stunning landscapes of the region.
Weather in San Salvador de Jujuy varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in San Salvador de Jujuy, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, the weather in San Salvador de Jujuy is typically warm, with a minimum temperature of 12°C (54°F) and an average high of 32°C (90°F). The month sees significant rainfall, accumulating around 223 mm (8.8 in) over 21 days, with humidity levels at 84%. In contrast, February features slightly cooler averages, with a maximum temperature of 30°C (86°F) and an average of 19°C (67°F). Rainfall increases to 237 mm (9.3 in) over 23 days, coupled with a higher humidity of 87%. For more detailed weather information, you can check San Salvador de Jujuy weather in February.
In January, the weather in San Salvador de Jujuy is characterized by warmer temperatures, with a minimum of 12°C and an average high of 32°C. It experiences notable rainfall, totaling 223 mm over 21 days, with humidity levels around 84%. In contrast, March sees cooler temperatures with a minimum of 7°C and an average high of 30°C. Rainfall increases to 282 mm, occurring over 24 days, and humidity rises slightly to 88%. For more details, you can check San Salvador de Jujuy weather in March.
In comparing the weather between January and April, January typically features warmer temperatures, with a minimum of 12°C (54°F) and a maximum of 32°C (90°F), while April sees cooler conditions, ranging from a minimum of 6°C (42°F) to a maximum of 26°C (80°F). Precipitation is more abundant in April, totaling 267 mm (10.5 in) over 23 days, compared to January's 223 mm (8.8 in) over 21 days. Humidity levels are relatively similar, with January at 84% and April slightly higher at 85%. For a more detailed look at April's weather, you can visit San Salvador de Jujuy weather in April.
In January, San Salvador de Jujuy experiences warm and humid weather, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 32°C (90°F). The month sees significant rainfall, totaling 223 mm (8.8 in) over 21 days, contributing to a high humidity level of 84%. In contrast, May presents a cooler climate, with temperatures varying from a low of 2°C (35°F) to a high of 25°C (78°F) and an average of 13°C (56°F). The precipitation in May is also lower, at 155 mm (6.1 in) over 19 days, and the humidity decreases to 74%. This stark difference highlights the transition from the hot, wet summer of January to the cooler, drier autumn of May, making it an interesting comparison in terms of weather patterns. For more detailed weather information for May, you can refer to San Salvador de Jujuy weather in May.
January and June showcase strikingly different weather patterns. In January, temperatures range from a minimum of 12°C (54°F) to a maximum of 32°C (90°F), with an average of 21°C (69°F). This month also sees significant rainfall, with 223 mm (8.8 in) recorded over 21 days, along with high humidity levels at 84%. In contrast, June experiences much cooler temperatures, with a minimum of -3°C (27°F), an average of 11°C (52°F), and a maximum of 26°C (79°F). The rainfall is considerably lower at 55 mm (2.2 in) across just 11 days, and the humidity drops to 56%. For more details about the weather patterns in June, you can check out San Salvador de Jujuy weather in June.
In January, San Salvador de Jujuy experiences warm temperatures, with a minimum of 12°C (54°F) and a maximum that can reach up to 32°C (90°F). The month also sees significant precipitation, totaling 223 mm (8.8 in) over 21 days, contributing to a high humidity level of 84%. In stark contrast, July brings much cooler weather, with temperatures ranging from a chilly -2°C (29°F) to a pleasant 27°C (80°F), and average temperatures hovering around 11°C (52°F). Rainfall is minimal in July, totaling just 45 mm (1.8 in) over 10 days, resulting in a much lower humidity level of 47%. For more details, check out San Salvador de Jujuy weather in July.
January and August present stark contrasts in weather conditions. In January, temperatures typically range from a minimum of 12°C (54°F) to a maximum of 32°C (90°F), accompanied by high humidity at 84%. The month also sees considerable precipitation, with 223 mm (8.8 in) falling over 21 days. In contrast, August experiences much cooler temperatures, with a low of -1°C (30°F) and an average of 12°C (55°F), while the maximum only reaches 31°C (88°F). The humidity drops significantly to 44% and precipitation is minimal, totaling just 52 mm (2.1 in) over 8 days. For a detailed look at August weather, you can explore San Salvador de Jujuy weather in August.
The weather in January is characterized by significantly higher temperatures and humidity compared to September. In January, temperatures range from a minimum of 12°C (54°F) to a maximum of 32°C (90°F), with an average of 21°C (69°F), while September sees a much cooler minimum of 0°C (33°F) and an average of 15°C (60°F), peaking at 33°C (91°F). Additionally, January experiences higher precipitation levels, with 223 mm (8.8 in) over 21 days, compared to September's 85 mm (3.4 in) over 13 days. The humidity in January also remains high at 84%, while September's humidity drops to a more comfortable 57%. For detailed insights into September weather patterns, you can visit San Salvador de Jujuy weather in September.
The weather in January is generally warmer and more humid compared to October. In January, temperatures range from a minimum of 12°C (54°F) to a maximum of 32°C (90°F), with an average of 21°C (69°F) and a high humidity level of 84%. This month also experiences significant rainfall, with 223 mm (8.8 in) of precipitation over 21 days. Conversely, October sees cooler temperatures with a minimum of 6°C (43°F), an average of 18°C (64°F), and a maximum of 34°C (94°F). Despite October having slightly less precipitation at 201 mm (7.9 in), it maintains the same number of rainy days. The humidity in October drops to 55%, making the air feel drier. For more details on October weather, you can check San Salvador de Jujuy weather in October.
When comparing the weather in January and November, January tends to be warmer, with average temperatures ranging from a mild 21°C (69°F) to a maximum of 32°C (90°F), while November offers slightly cooler conditions, averaging 19°C (66°F) and peaking at 30°C (87°F). Both months experience significant rainfall, with January receiving about 223 mm (8.8 in) over 21 days and November having a bit more at 241 mm (9.5 in) across 22 days. Additionally, January's humidity is higher at 84%, compared to November's more comfortable 70%. For more details on November weather specifically, you can check San Salvador de Jujuy weather in November.
In comparing January and December weather in San Salvador de Jujuy, January tends to be slightly warmer with an average temperature of 21°C (69°F) compared to December's 20°C (68°F). However, January experiences higher maximum temperatures, reaching up to 32°C (90°F) versus December's 31°C (88°F). Precipitation is also notable in both months, with January receiving 223 mm (8.8 in) over 21 days and December accumulating 272 mm (10.7 in) over 23 days. Notably, January exhibits a higher humidity level at 84%, while December has a slightly lower humidity of 77%. For more detailed insights, you can check out San Salvador de Jujuy weather in December.
In January, San Salvador de Jujuy experiences a notable shift in weather, bringing a blend of warmth and humidity that distinguishes it from other months. With temperatures peaking around 32°C and an average of 21°C, the heat is palpable, while the high humidity at 84% can make it feel even warmer. Frequent rainfall contributes to the 21 rainy days, accumulating a total of 223 mm, making this month one of the wettest of the year. This combination of warmth and precipitation creates a vibrant and lush landscape, perfect for enjoying the region’s natural beauty. For more insight into the weather patterns throughout the year, visit San Salvador de Jujuy Climate.