The climate in Santa Rosa during April can be summarized as warm, humid and wet.
April is in the fall / autumn in Santa Rosa and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a muggy 26°C (79°F), whilst at night 16°C (61°F) is normal.
Daytime temperature | 26.4°C 79.4°F |
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Nightly temperature | 15.9°C 60.5°F |
Average temperature | 21.1°C 70°F |
Daily sunshine | 7.4 hrs |
Avg rainfall | 161 mm 6.4 ins |
Rainy days | 8 days |
Sea temperature | 21.5°C 70.7°F |
Humidity | 78% |
Windspeed | 10.4kph 7 mph |
On average April is the wettest month of the year in Santa Rosa with around 161mm 6.4 inches of rain making it a wet time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.4 hours of sunshine per day.
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 Santa Rosa in April 2025.
Hottest month: | January | 32.5°C 90.5°F |
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Driest month: | August | 56mm 2.2ins |
Sunniest month: | November | 9.8hrs |
Coldest month: | June | 20.3°C 68.5°F |
Wettest month: | April | 161mm 6.3ins |