Santos Weather in March
What's the weather like in Santos (São Paulo) in March 2025?
The climate in Santos during March can be summarized as hot, humid and very wet.
March is in the fall / autumn in Santos and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a muggy 29°C (84°F), whilst at night 21°C (69°F) is normal.
| Daytime temperature | 29.1°C 84.4°F |
|---|---|
| Nightly temperature | 20.7°C 69.3°F |
| Average temperature | 24.9°C 76.8°F |
| Daily sunshine | 5.4 hrs |
| Avg rainfall | 335 mm 13.2 ins |
| Rainy days | 18 days |
| Sea temperature | 26.3°C 79.3°F |
| Humidity | 82% |
| Windspeed | 8.6kph 5 mph |
On average March is the 3rd wettest month of the year in Santos with around 335mm 13.2 inches of rain making it a very wet time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.4 hours of sunshine per day.
March temperatures in Santos
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 Santos in March 2025.
Other monthly averages
Santos weather stats
| Hottest month: | February | 28.9°C 84°F |
|---|---|---|
| Driest month: | August | 112mm 4.4ins |
| Sunniest month: | July | 5.3hrs |
| Coldest month: | July | 22.9°C 73.2°F |
| Wettest month: | February | 357mm 14.1ins |
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