San Francisco Weather in March
What's the weather like in San Francisco (Morazán) in March 2025?
The climate in San Francisco during March can be summarized as hot and very dry.
March is in the spring in San Francisco and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a warm 34°C (92°F), whilst at night 18°C (65°F) is normal.
| Daytime temperature | 33.5°C 92.3°F |
|---|---|
| Nightly temperature | 18.3°C 64.9°F |
| Average temperature | 25.9°C 78.6°F |
| Daily sunshine | 9.9 hrs |
| Avg rainfall | 8 mm 0.3 ins |
| Rainy days | 3 days |
| Sea temperature | 28.4°C 83.1°F |
| Humidity | 60% |
| Windspeed | 15.5kph 10 mph |
On average March is the 4th driest month of the year in San Francisco with around 8mm 0.3 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 9.9 hours of sunshine per day.
March temperatures in San Francisco
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 Francisco in March 2025.
Other monthly averages
San Francisco weather stats
| Hottest month: | April | 33.4°C 92.1°F |
|---|---|---|
| Driest month: | January | 4mm 0.2ins |
| Sunniest month: | February | 9.6hrs |
| Coldest month: | January | 30.7°C 87.3°F |
| Wettest month: | September | 361mm 14.2ins |
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