Monthly climate guide
San Martín de los Andes weather in January
With highs near 22°C (71°F) and lows around 6°C (43°F), January feels warm in San Martín de los Andes. Rainfall averages about 26 mm (fairly dry) and the sky is a mix of sun and cloud. Daytime highs are 3°C warmer than December and about the same as February.
What stands out in January
- Rain is well below San Martín de los Andes's usual level (around 62% less).
- Skies are at their clearest this time of year.
- Evenings cool off sharply: the daily range is around 15°C, so pack a layer.
- Seasonally, January counts as mid-summer in San Martín de los Andes — the seasons are reversed south of the equator.
January is typically San Martín de los Andes's warmest month.It's usually the driest month of the year.
Avg high
22°C
71°F
Avg low
6°C
43°F
Rainfall
26 mm
fairly dry
Humidity
66%
relative
Sky
38%
cloud · a mix of sun and cloud
San Martín de los Andes weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 22°C / 71°F | 6°C / 43°F | 26 mm | 66% | 38% |
| February | 21°C / 70°F | 6°C / 43°F | 28 mm | 66% | 40% |
| March | 18°C / 65°F | 4°C / 39°F | 34 mm | 69% | 43% |
| April | 13°C / 56°F | 2°C / 36°F | 57 mm | 78% | 58% |
| May | 9°C / 48°F | 0°C / 33°F | 99 mm | 85% | 70% |
| June | 5°C / 41°F | -2°C / 28°F | 141 mm | 89% | 68% |
| July | 4°C / 39°F | -3°C / 26°F | 132 mm | 90% | 69% |
| August | 6°C / 43°F | -2°C / 28°F | 121 mm | 85% | 70% |
| September | 10°C / 50°F | -1°C / 30°F | 71 mm | 79% | 65% |
| October | 13°C / 55°F | 0°C / 33°F | 49 mm | 75% | 65% |
| November | 17°C / 62°F | 3°C / 37°F | 31 mm | 71% | 54% |
| December | 19°C / 66°F | 5°C / 40°F | 31 mm | 69% | 47% |
What to pack for January
- T-shirts plus a light layer for the evening
- Comfortable trainers or sandals for long walks
- An extra layer — evenings are noticeably cooler than afternoons
- Sunglasses
Is January a good time to visit San Martín de los Andes?
Compare the months in the chart above to find your ideal window.
Best time to visit San Martín de los Andes →Other Argentina cities in January
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San Martín de los Andes weather in January. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/argentina/san-martin-de-los-andes/january
<a href="https://weathercompare.eu/weather/argentina/san-martin-de-los-andes/january">San Martín de los Andes weather in January</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/argentina/san-martin-de-los-andes" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="San Martín de los Andes weather in January"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/argentina/san-martin-de-los-andes/january">San Martín de los Andes weather in January</a> – WeatherCompare</p>
San Martín de los Andes in January: quick answers
Is January a good time to visit San Martín de los Andes?
Yes. January is one of the best months for San Martín de los Andes, with highs around 22°C and about 26 mm of rain.
How warm is San Martín de los Andes in January?
Average highs are about 22°C (71°F) and average lows about 6°C (43°F), based on 10 years of daily data.
Does it rain a lot in San Martín de los Andes in January?
San Martín de los Andes typically gets around 26 mm of rain in January — fairly dry. It's usually the driest month of the year.
Figures are long-term averages for the area around San Martín de los Andes (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.