San Martín Weather in March
What's the weather like in San Martín (Mendoza) in March 2026?
The climate in San Martín during March can be summarized as warm and dry.
March is in the fall / autumn in San Martín and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 27°C (81°F), whilst at night 14°C (57°F) is normal.
| Daytime temperature | 27.4°C 81.3°F |
|---|---|
| Nightly temperature | 13.6°C 56.5°F |
| Average temperature | 20.5°C 68.9°F |
| Daily sunshine | 8.9 hrs |
| Avg rainfall | 26 mm 1 ins |
| Rainy days | 5 days |
| Sea temperature | 18.3°C 65°F |
| Humidity | 63% |
| Windspeed | 6.5kph 4 mph |
On average March is the 4th wettest month of the year in San Martín with around 26mm 1 inches of rain making it a dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.9 hours of sunshine per day.
March temperatures in San Martín
March rainfall
March hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in San Martín in March 2025.
Other monthly averages
San Martín weather stats
| Hottest month: | January | 31.8°C 89.2°F |
|---|---|---|
| Driest month: | August | 3mm 0.1ins |
| Sunniest month: | November | 11hrs |
| Coldest month: | July | 15.1°C 59.2°F |
| Wettest month: | February | 38mm 1.5ins |
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