Climate averages 1991–2020
San Martín weather
in February.
A hot, fairly dry month: the 3rd warmest and the 9th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
February is a hot month in San Martín: daytime highs average 29.7°C and nights cool to about 18.6°C. By daytime temperature it is the 3rd warmest of the 12 months.
Expect about 38 mm of rain on roughly 6 days, which makes February a fairly dry month (the 9th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 18 min on an average February day.
The nearest other city in this atlas is Mendoza (41 km away). In February its highs average 26.9°C, 2.8°C cooler than San Martín, with 48 mm of rain.
Among the 67 cities listed in Argentina, San Martín ranks joint 13th of 67 for the warmest February highs and 10th of 67 for the driest February (rainfall, lowest first). The mean February high of those 67 cities is 27.7°C; San Martín is 2.0°C warmer than that mean.
From February to March, average highs fall by 3.0°C to 26.7°C, and monthly rainfall rises from 38 mm to 43 mm.
The annual picture
February in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
San Martín climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 31.3°C20.0°C | 20.0°C | 48 | 7.7 | 14.114 h |
| February, selected | 29.7°C18.6°C | 18.6°C | 38 | 6.4 | 13.313 h |
| March | 26.7°C16.3°C | 16.3°C | 43 | 6.2 | 12.312 h |
| April | 22.0°C11.9°C | 11.9°C | 20 | 4.3 | 11.311 h |
| May | 17.8°C8.1°C | 8.1°C | 12 | 2.6 | 10.410 h |
| June | 14.9°C4.4°C | 4.4°C | 5.5 | 1.3 | 10.010 h |
| July | 14.5°C3.2°C | 3.2°C | 5.6 | 1.6 | 10.210 h |
| August | 17.7°C5.3°C | 5.3°C | 10 | 1.9 | 10.911 h |
| September | 21.1°C8.5°C | 8.5°C | 11 | 2.3 | 11.912 h |
| October | 24.9°C12.5°C | 12.5°C | 20 | 3.9 | 12.913 h |
| November | 28.4°C16.0°C | 16.0°C | 27 | 5.1 | 13.814 h |
| December | 30.9°C18.8°C | 18.8°C | 39 | 6.7 | 14.314 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
February in nearby cities
- Mendoza in FebruaryArgentina · 41 kmHigh 26.9°C · Low 16.6°C · 48 mm rain
- Rawson in FebruaryArgentina · 167 kmHigh 29.3°C · Low 17.4°C · 20 mm rain
- San Rafael in FebruaryArgentina · 171 kmHigh 28.7°C · Low 17.0°C · 48 mm rain
- San Juan, Argentina in FebruaryArgentina · 172 kmHigh 29.7°C · Low 18.0°C · 20 mm rain
- Peñalolén in FebruaryChile · 196 kmHigh 26.3°C · Low 15.7°C · 14 mm rain
- San Luis in FebruaryArgentina · 201 kmHigh 28.2°C · Low 18.1°C · 82 mm rain
- Puente Alto in FebruaryChile · 204 kmHigh 27.1°C · Low 15.3°C · 14 mm rain
- Colina in FebruaryChile · 205 kmHigh 29.3°C · Low 18.1°C · 8.9 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for San Martín) is explained once on the San Martín year overview and on the Sources, method and limits page.