Monthly climate guide
San Martín de los Andes weather in May
With highs near 9°C (48°F) and lows around 0°C (33°F), May feels cool in San Martín de los Andes. Rainfall averages about 99 mm (wet) and the sky is often cloudy. Daytime highs are 4°C cooler than April and 4°C warmer than June.
What stands out in May
- Rain is above San Martín de los Andes's usual level, by about 45%.
- May brings late autumn to San Martín de los Andes — the seasons are reversed south of the equator.
- Just 310 km apart, but San Martín de los Andes runs about 7°C cooler than Neuquén this month.
- Expect more cloud than at any other time of year.
Avg high
9°C
48°F
Avg low
0°C
33°F
Rainfall
99 mm
wet
Humidity
85%
relative
Sky
70%
cloud · often cloudy
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 May
- A proper insulated winter coat
- A hat, scarf and gloves
- A compact umbrella or packable rain jacket
- Water-resistant shoes
Is May 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 May
Cite or embed this data
Writing about this destination? Copy a ready-made citation or embed a live widget — free, just keep the link.
San Martín de los Andes weather in May. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/argentina/san-martin-de-los-andes/may
<a href="https://weathercompare.eu/weather/argentina/san-martin-de-los-andes/may">San Martín de los Andes weather in May</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 May"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/argentina/san-martin-de-los-andes/may">San Martín de los Andes weather in May</a> – WeatherCompare</p>
San Martín de los Andes in May: quick answers
Is May a good time to visit San Martín de los Andes?
May is cool in San Martín de los Andes, with highs around 9°C. Better for museums and city walks than the beach, and usually quieter.
How warm is San Martín de los Andes in May?
Average highs are about 9°C (48°F) and average lows about 0°C (33°F), based on 10 years of daily data.
Does it rain a lot in San Martín de los Andes in May?
San Martín de los Andes typically gets around 99 mm of rain in May — wet.
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.