Climate averages 1991–2020
San Rafael weather
in March.
A warm, moderately wet month: the 5th warmest and the joint 8th driest 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 San Rafael: daytime highs average 25.7°C and nights cool to about 14.6°C. By daytime temperature it is the 5th warmest of the 12 months.
Expect about 48 mm of rain on roughly 7 days, which makes March a moderately wet month (the joint 8th driest of the 12 months). 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 (171 km away). In March its highs average 26.7°C, 0.9°C warmer than San Rafael, with 43 mm of rain.
Among the 67 cities listed in Argentina, San Rafael ranks joint 34th of 67 for the warmest March highs and 11th of 67 for the driest March (rainfall, lowest first). The mean March high of those 67 cities is 25.6°C; San Rafael is 0.1°C warmer than that mean.
From March to April, average highs fall by 4.9°C to 20.9°C, and monthly rainfall falls from 48 mm to 42 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
San Rafael climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 30.5°C18.3°C | 18.3°C | 45 | 8.8 | 14.214 h |
| February | 28.7°C17.0°C | 17.0°C | 48 | 7.2 | 13.413 h |
| March, selected | 25.7°C14.6°C | 14.6°C | 48 | 6.8 | 12.312 h |
| April | 20.9°C10.1°C | 10.1°C | 42 | 6.0 | 11.211 h |
| May | 17.1°C6.5°C | 6.5°C | 31 | 5.0 | 10.310 h |
| June | 14.6°C2.7°C | 2.7°C | 18 | 3.7 | 9.910 h |
| July | 13.8°C1.5°C | 1.5°C | 16 | 3.2 | 10.110 h |
| August | 16.5°C3.2°C | 3.2°C | 22 | 3.4 | 10.811 h |
| September | 19.4°C6.3°C | 6.3°C | 28 | 4.7 | 11.812 h |
| October | 22.7°C10.0°C | 10.0°C | 60 | 7.6 | 12.913 h |
| November | 26.3°C13.7°C | 13.7°C | 53 | 8.0 | 13.914 h |
| December | 29.3°C16.7°C | 16.7°C | 53 | 8.6 | 14.414 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 · 171 kmHigh 26.7°C · Low 16.3°C · 43 mm rain
- Mendoza in MarchArgentina · 198 kmHigh 23.9°C · Low 14.4°C · 59 mm rain
- Rancagua in MarchChile · 226 kmHigh 25.9°C · Low 13.5°C · 11 mm rain
- Puente Alto in MarchChile · 235 kmHigh 25.7°C · Low 13.6°C · 15 mm rain
- San Luis in MarchArgentina · 237 kmHigh 26.0°C · Low 16.4°C · 80 mm rain
- Paine in MarchChile · 239 kmHigh 27.7°C · Low 14.7°C · 7.2 mm rain
- Peñalolén in MarchChile · 240 kmHigh 24.9°C · Low 14.4°C · 15 mm rain
- San Bernardo in MarchChile · 246 kmHigh 26.9°C · Low 14.0°C · 8.6 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 Rafael) is explained once on the San Rafael year overview and on the Sources, method and limits page.