Last updated: August 21, 2025
January in San Martin de los Andes, Argentina offers a delightful blend of summer warmth and stunning natural beauty. With maximum temperatures reaching 32°C (89°F) and an average of 13°C (55°F), visitors can enjoy a range of outdoor activities under the vibrant sun. Despite the occasional chill with minimums dipping to -4°C (25°F), the weather remains fairly pleasant. Rainfall is limited, with just 28 mm (1.1 in) over 4 days, creating the perfect environment for exploring the breathtaking landscapes. However, expect a relative humidity of around 70%, which adds a refreshing touch to the warm summer days. Experience the charm and diversity of January weather in this picturesque destination!
In San Martin de los Andes during January, temperatures fluctuate from a chilly -4°C (25°F) at night to a warm 32°C (89°F) during the day, providing a striking contrast that captures the essence of summer in this picturesque region. The average temperature hovers around 13°C (55°F), inviting outdoor activities against a backdrop of stunning landscapes. As the month transitions into February, temperatures remain relatively stable, with slight decreases in both minimums and maximums. However, by March, the chill begins to creep in, bringing cooler days averaging 10°C (51°F), while nighttime lows dip to -6°C (22°F). This gradual decline continues into the cooler months, culminating in May’s frigid temperatures, where lows plummet to -16°C (4°F). Despite these shifts, January stands out as a vibrant month, perfect for embracing the region's beauty and outdoor adventures before the colder temperatures set in.
In January, San Martin de los Andes experiences a moderate precipitation of 28 mm (1.1 in), falling over just 4 days of the month. This consistent rainfall sets the tone for a summer that maintains a similar trend into February, where precipitation remains steady at 28 mm (1.1 in) with 5 rainy days. As the seasons transition into autumn, there’s a notable increase in rainfall, with March bringing 46 mm (1.8 in) over 6 days. The trend of escalating precipitation continues into April and May, where totals reach 64 mm (2.5 in) and 105 mm (4.1 in), respectively, resulting in more frequent rain days. A peak is observed in June, with a dramatic rise to 228 mm (9.0 in) spread across 19 days, marking the wettest month of the year. Following this peak, rainfall gradually declines in the latter half of the year, witnessing a significant drop by September and tapering off towards November and December, which yield 58 mm (2.3 in) and 48 mm (1.9 in) over 9 and 7 days, respectively. This pattern reveals a distinct seasonal shift from relatively dry summer months to a wetter winter that fosters lush landscapes typical of the region.
In January, San Martin de los Andes enjoys a humidity level of 70%, setting the stage for a comfortable summer. As the season progresses into February, humidity slightly decreases to 69%, but the trend soon shifts upwards. By March, it reaches 73%, and then an increasing pattern unfolds, with humidity surging to 82% in April and peaking at 90% during the heart of winter from July to August. Even as the year turns towards spring, humidity remains high, dipping only to 85% in September. The transition into the last months of the year sees a gradual decline, with October's humidity at 79% and falling further to 71% in November. This cyclical pattern reveals a distinctly humid climate, particularly during the colder months, providing a refreshing contrast to the warmer summer days.
In San Martin de los Andes, January presents an exceptionally high UV Index of 15, classified as extreme, which means you can risk sunburn in just 10 minutes. This intensity is echoed throughout the summer months, with February also reaching an extreme level of 13. As autumn approaches, the UV Index begins to decline; by March, it drops to a very high level of 10 with a burn time of 15 minutes. The trend continues into April, where it falls to a high level of 6, allowing for longer exposure of 25 minutes before burning. As winter sets in from June to July, the index stabilizes at a moderate 3, maintaining a safer burn time of 30 minutes. Overall, residents and visitors should be particularly vigilant during the peak summer months and the start of spring, while enjoying relatively safer levels as the year progresses. For more detailed information, visit the San Martin de los Andes UV Index.
UV Risk Categories
In January, San Martin de los Andes basks in a generous 311 hours of sunshine, setting the stage for delightful outdoor adventures. As summer progresses into February and March, the sun continues to shine brighter, peaking at 331 hours of sunshine in March, perfect for exploring lush landscapes and pristine lakes. However, as the year transitions into April, sunlight begins to wane, dropping to 250 hours. The trend of diminishing daylight continues through the cooler months, with June and July offering only 143 and 170 hours, respectively, marking a stark contrast to the abundant summer days. Come November, as spring approaches, daylight surges again, reaching 339 hours by year's end in December, reminding us of the cyclical embrace of light and nature in this picturesque Argentine haven.
In San Martin de los Andes, Argentina, the likelihood of enjoying sunny weather peaks in January with a 64% chance of sunshine, making it one of the more favorable months for outdoor activities. This trend continues into February, where the sun shines even more brightly, climbing to 71%. However, as summer fades, the chances of clear skies begin to dip, with March seeing a noticeable decline to 60%. The weather remains unpredictable through the fall and winter months, dropping to 37% in April and further plummeting to a mere 23% by June. Interestingly, the sun makes a gradual comeback in the latter half of the year, with chances rising back to 52% in November, wrapping up the year with a 72% likelihood of sunny days in December. This seasonal fluctuation highlights the beauty of the changing climate, making January a prime time to soak up the sun before the cooler months set in.
In January, San Martin de los Andes basks in 14 hours of daylight, allowing residents and visitors ample time to explore its breathtaking landscapes. As the month progresses into February, daylight begins to wane slightly to 13 hours, heralding the subtle transition toward autumn. By March, the days shorten further to 12 hours, maintaining a gentle decline through April with just 10 hours of daylight. This trend continues for the next few months, as May, June, and July each offer only 9 hours of daylight, creating a cozy atmosphere perfect for winter activities and warm firesides. However, a shift occurs in August, when daylight increases to 10 hours, paving the way for longer days in September with 11 hours. The return to brighter days culminates in October with 13 hours and peaks again in both November and December, offering 14 hours of daylight. This cyclical pattern showcases the rhythm of nature as it transitions gracefully through the seasons in this stunning Patagonian locale.
In January, the winds in San Martin de los Andes gently breeze in at an average speed of 2.7 m/s (6 mph), setting a pleasant tone for summer adventures. This month is characterized by relatively calm air, which remains consistent with February's milder winds at 2.3 m/s (5 mph). As the season progresses, air movement slightly dips, peaking again in October at 3.0 m/s (7 mph), suggesting a dynamic shift as autumn approaches. Overall, the wind patterns from January to March reveal a gradual decline, but the resurgence in speed later in the year hints at the refreshing shifts of the changing seasons, ensuring that the landscape remains vibrant and alive with nature’s whisper.
Weather in San Martin de los Andes varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in San Martin de los Andes, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of January and February in San Martin de los Andes, we find that both months exhibit similar temperatures, with January having a minimum of -4°C (25°F) and a maximum of 32°C (89°F), while February sees a slight increase in the minimum to -3°C (27°F) and a maximum of 31°C (88°F). The average temperatures remain consistent, around 13°C (55°C in January and 56°F in February). Precipitation levels are also alike, with both months recording 28 mm (1.1 in), although February experiences slightly more rainy days at 5 compared to January's 4. Humidity levels are fairly comparable as well, with January at 70% and February slightly lower at 69%. For a detailed look at February's weather, you can visit San Martin de los Andes weather in February.
In January, San Martin de los Andes experiences a wider temperature range, with minimums dropping to -4°C (25°F) and maximums reaching as high as 32°C (89°F). The average temperature sits at a comfortable 13°C (55°F), accompanied by relatively low precipitation of 28 mm (1.1 in) over 4 days and a humidity level of 70%.
In contrast, March sees slightly cooler conditions, with minimum temperatures of -6°C (22°F) and maximums of 28°C (83°F), resulting in an average temperature of 10°C (51°F). Additionally, March experiences increased precipitation, totaling 46 mm (1.8 in) over 6 days, and a marginal rise in humidity to 73%. For an in-depth look at the weather specifics, visit San Martin de los Andes weather in March.
In comparing the weather between January and April, we notice significant differences in temperature and precipitation. January sees a temperature range from a chilly -4°C (25°F) to a warm 32°C (89°F), with an average of 13°C (55°F) and relatively low rainfall at 28 mm (1.1 in) over just 4 days. In contrast, April experiences cooler overall temperatures, with a minimum of -7°C (20°F) and a maximum of 23°C (74°F), averaging around 7°C (45°F). Additionally, April is wetter, receiving 64 mm (2.5 in) of precipitation spread over 9 days and displaying higher humidity levels at 82%. For more detailed information, you can refer to San Martin de los Andes weather in April.
In January, the weather in San Martin de los Andes is comparatively warmer, with average temperatures ranging from a minimum of -4°C (25°F) to a maximum of 32°C (89°F), and a relatively low precipitation of 28 mm over 4 days. In contrast, May experiences cooler conditions, with average temperatures peaking at just 20°C (68°F) and dipping to a minimum of -16°C (4°F). Additionally, May sees significantly higher precipitation levels at 105 mm over 13 days, contributing to an increase in humidity to 88%. For more detailed information on the weather conditions in May, you can visit San Martin de los Andes weather in May.
In comparing the weather between January and June, we notice significant differences in temperature and precipitation. January experiences milder conditions with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 32°C (89°F), while June is much colder, with temperatures dipping to a minimum of -11°C (13°F) and a maximum of only 9°C (48°F). Additionally, January sees relatively low precipitation of 28 mm (1.1 in) over just 4 days, whereas June is much wetter, receiving 228 mm (9.0 in) over 19 days. The humidity also rises in June, peaking at 88% compared to January's 70%. For a more detailed look at the weather in June, you can check San Martin de los Andes weather in June.
The weather in January and July presents a stark contrast, reflecting the seasonal changes. In January, temperatures range from a minimum of -4°C (25°F) to a maximum of 32°C (89°F), with an average of 13°C (55°F), accompanied by 28 mm (1.1 in) of precipitation over just 4 days and a humidity level of 70%. In contrast, July experiences much colder conditions, with temperatures spanning from -14°C (7°F) to a maximum of 11°C (51°F) and an average of 0°C (32°F). This month sees significantly more precipitation, totaling 198 mm (7.8 in) across 16 days, and a higher humidity level of 90%. For more information about the weather during this time, you can visit San Martin de los Andes weather in July.
In January, the weather in San Martin de los Andes features a more moderate climate, with average temperatures reaching up to 13°C (55°F) and maximums of 32°C (89°F), accompanied by a relatively low precipitation of 28 mm (1.1 in) over just 4 days. In contrast, August presents a much colder atmosphere, with temperatures dropping significantly; average temperatures hover around 1°C (33°F), and maximum temperatures only reach 12°C (54°F). The region experiences higher precipitation levels in August, totaling 168 mm (6.6 in) over 16 days, leading to a more humid environment at 90%. For a more detailed look at August weather specifics, check out San Martin de los Andes weather in August.
January and September present contrasting weather patterns in San Martin de los Andes. In January, the temperatures range from a minimum of -4°C (25°F) to a maximum of 32°C (89°F), with an average of 13°C (55°F) and relatively low precipitation of 28 mm (1.1 in) over just 4 days. The humidity stands at 70%, providing a moderate summer feel. In stark contrast, September sees significantly cooler weather, with temperatures dipping to a minimum of -10°C (14°F) and a maximum of 18°C (65°F), averaging only 2°C (36°F). The month experiences more rainfall, accumulating 81 mm (3.2 in) over 10 days, accompanied by higher humidity levels at 85%. For more details on September weather in this region, you can explore San Martin de los Andes weather in September.
In January, the weather features warmer temperatures with an average of 13°C (55°F), reaching a maximum of 32°C (89°F) and a minimum of -4°C (25°F). This month experiences relatively low precipitation, totaling only 28 mm (1.1 in) over 4 days, and the humidity level is around 70%.
In contrast, October brings much cooler conditions, with an average temperature of 4°C (39°F) and a maximum of 23°C (73°F), while the minimum dips to -9°C (15°F). Precipitation significantly increases to 102 mm (4.0 in) over 13 days, and humidity rises to 79%. The notable differences in temperature and precipitation patterns highlight the changing seasons in this region. For more information on October weather, you can visit San Martin de los Andes weather in October.
In comparing the weather conditions of January and November, we notice distinct differences in temperature and precipitation. January features a wider temperature range, with minimums of -4°C (25°F) and maximums reaching up to 32°C (89°F), resulting in an average temperature of 13°C (55°F). Precipitation is relatively low in January, totaling 28 mm (1.1 in) over just 4 days, and humidity stands at 70%.
Conversely, November presents cooler temperatures, with minimums dipping to -7°C (20°F) and maximums peaking at 23°C (75°F), yielding an average of 8°C (47°F). It experiences more moisture, with 58 mm (2.3 in) of precipitation spread over 9 days, and humidity is slightly higher at 71%. For detailed insights on November weather, visit San Martin de los Andes weather in November.
In comparing the weather of January and December, January tends to be slightly warmer, with average temperatures around 13°C (55°F), while December averages at 12°C (53°F). However, January can also reach higher maximum temperatures of 32°C (89°F) compared to December's 28°C (83°F). Precipitation is notably lower in January, with 28 mm (1.1 in) over just 4 days, whereas December sees more rain, totaling 48 mm (1.9 in) across 7 days. Humidity levels are similar in both months, with January at 70% and December slightly higher at 73%. For more detailed insights about December weather, visit San Martin de los Andes weather in December.
As January unfolds in San Martin de los Andes, the weather transforms dramatically compared to the colder months. With maximum temperatures reaching a warm 32°C (89°F), daytime activities thrive under the summer sun, while the nights remain mild at an average of 13°C (55°F). This month also marks the departure from the icy chill of winter, as temperatures can dip to a crisp minimum of -4°C (25°F) on especially cool nights. Despite the warm climate, January experiences relatively low precipitation, averaging just 28 mm (1.1 in) over about four days, allowing for plenty of dry spells ideal for outdoor adventures. With a humidity level of around 70%, the weather remains pleasantly refreshing. To learn more about the full range of conditions throughout the year, check out the San Martin de los Andes Climate.