Climate averages 1991–2020
Mendoza weather
in March.
A warm, moderately wet month: the 5th warmest and the wettest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
March is a warm month in Mendoza: daytime highs average 23.9°C and nights cool to about 14.4°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 59 mm of rain on roughly 8 days, which makes March a moderately wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 19 min on an average March day.
The nearest other city in this atlas is San Martín (41 km away). In March its highs average 26.7°C, 2.8°C warmer than Mendoza, with 43 mm of rain.
Among the 67 cities listed in Argentina, Mendoza ranks joint 59th of 67 for the warmest March highs and 12th of 67 for the driest March (rainfall, lowest first). The mean March high of those 67 cities is 25.6°C; Mendoza is 1.8°C cooler than that mean.
From March to April, average highs fall by 4.4°C to 19.4°C, and monthly rainfall falls from 59 mm to 40 mm.
The annual picture
March 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
Mendoza climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 28.4°C17.8°C | 17.8°C | 48 | 7.8 | 14.014 h |
| February | 26.9°C16.6°C | 16.6°C | 48 | 7.2 | 13.313 h |
| March, selected | 23.9°C14.4°C | 14.4°C | 59 | 7.8 | 12.312 h |
| April | 19.4°C10.2°C | 10.2°C | 40 | 6.5 | 11.311 h |
| May | 15.5°C6.4°C | 6.4°C | 30 | 6.1 | 10.510 h |
| June | 13.0°C2.7°C | 2.7°C | 21 | 4.1 | 10.010 h |
| July | 12.3°C1.5°C | 1.5°C | 19 | 3.6 | 10.210 h |
| August | 15.1°C3.2°C | 3.2°C | 25 | 4.1 | 10.911 h |
| September | 18.3°C6.1°C | 6.1°C | 28 | 5.0 | 11.912 h |
| October | 21.9°C9.9°C | 9.9°C | 43 | 6.4 | 12.913 h |
| November | 25.0°C13.3°C | 13.3°C | 44 | 7.4 | 13.814 h |
| December | 27.6°C16.3°C | 16.3°C | 48 | 6.8 | 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
March in nearby cities
- San Martín in MarchArgentina · 41 kmHigh 26.7°C · Low 16.3°C · 43 mm rain
- Rawson in MarchArgentina · 148 kmHigh 26.9°C · Low 15.2°C · 24 mm rain
- San Juan, Argentina in MarchArgentina · 153 kmHigh 27.2°C · Low 15.8°C · 24 mm rain
- Peñalolén in MarchChile · 170 kmHigh 24.9°C · Low 14.4°C · 15 mm rain
- Colina in MarchChile · 174 kmHigh 27.7°C · Low 16.9°C · 14 mm rain
- Santiago in MarchChile · 179 kmHigh 26.1°C · Low 14.7°C · 8.6 mm rain
- Puente Alto in MarchChile · 180 kmHigh 25.7°C · Low 13.6°C · 15 mm rain
- Quilicura in MarchChile · 182 kmHigh 26.5°C · Low 15.4°C · 14 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 Mendoza) is explained once on the Mendoza year overview and on the Sources, method and limits page.