Rio Grande da Serra Weather in March
What's the weather like in Rio Grande da Serra (São Paulo) in March 2025?
The climate in Rio Grande da Serra during March can be summarized as warm, humid and very wet.
March is in the fall / autumn in Rio Grande da Serra and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a muggy 27°C (80°F), whilst at night 18°C (64°F) is normal.
| Daytime temperature | 26.5°C 79.6°F |
|---|---|
| Nightly temperature | 17.8°C 64°F |
| Average temperature | 22.1°C 71.8°F |
| Daily sunshine | 4.8 hrs |
| Avg rainfall | 282 mm 11.1 ins |
| Rainy days | 20 days |
| Sea temperature | 26.3°C 79.3°F |
| Humidity | 82% |
| Windspeed | 9.4kph 6 mph |
On average March is the 4th wettest month of the year in Rio Grande da Serra with around 282mm 11.1 inches of rain making it a very wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.8 hours of sunshine per day.
March temperatures in Rio Grande da Serra
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 Rio Grande da Serra in March 2025.
Other monthly averages
Rio Grande da Serra weather stats
| Hottest month: | February | 26.5°C 79.7°F |
|---|---|---|
| Driest month: | July | 99mm 3.9ins |
| Sunniest month: | July | 5.3hrs |
| Coldest month: | July | 20.5°C 68.9°F |
| Wettest month: | January | 311mm 12.2ins |
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