The climate in Santa Rosa during April can be summarized as hot, humid and wet.
April is in the fall / autumn in Santa Rosa and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a steamy 32°C (90°F), whilst at night 22°C (71°F) is normal.
Daytime temperature | 32°C 89.6°F |
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Nightly temperature | 21.8°C 71.2°F |
Average temperature | 26.9°C 80.4°F |
Daily sunshine | 6.8 hrs |
Avg rainfall | 147 mm 5.8 ins |
Rainy days | 8 days |
Sea temperature | 22.4°C 72.3°F |
Humidity | 77% |
Windspeed | 7.6kph 5 mph |
On average April is the 6th wettest month of the year in Santa Rosa with around 147mm 5.8 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 6.8 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: | October | 33.5°C 92.3°F |
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Driest month: | August | 56mm 2.2ins |
Sunniest month: | July | 8hrs |
Coldest month: | June | 29.7°C 85.5°F |
Wettest month: | February | 290mm 11.4ins |