San Francisco Weather in August
What's the weather like in San Francisco (Atlántida) in August 2024?
The climate in San Francisco during August can be summarized as hot, humid and wet.
August is in the summer in San Francisco and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a steamy 30°C (86°F), whilst at night 21°C (70°F) is normal.
| Daytime temperature | 30.2°C 86.3°F |
|---|---|
| Nightly temperature | 21.1°C 69.9°F |
| Average temperature | 25.6°C 78.1°F |
| Daily sunshine | 7.6 hrs |
| Avg rainfall | 161 mm 6.3 ins |
| Rainy days | 20 days |
| Sea temperature | 29.3°C 84.7°F |
| Humidity | 80% |
| Windspeed | 22.7kph 14 mph |
On average August is the 5th driest month of the year in San Francisco with around 161mm 6.3 inches of rain making it a 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 7.6 hours of sunshine per day.
August temperatures in San Francisco
August rainfall
August 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 August 2024.
Other monthly averages
Best places to visit in August
San Francisco weather stats
| Hottest month: | May | 30.5°C 86.9°F |
|---|---|---|
| Driest month: | April | 62mm 2.4ins |
| Sunniest month: | April | 9.9hrs |
| Coldest month: | January | 25.9°C 78.6°F |
| Wettest month: | November | 285mm 11.2ins |
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