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San Francisco weather in August 2023
- 2020°C max day temperature
- 11 day with some rainfall
- 1313°C min night temperature
- 1414 hours of daylight per day
- 0No heat & humidity
- 22 mm of monthly rainfall
- 99 (Very High) UV index
- 1414°C sea temperature
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Recommended for California
The August weather guide for California (San Francisco) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
More about San Francisco
How hot is it in San Francisco in August?
Daytime temperatures usually reach 20°C in San Francisco in August, falling to 13°C at night.
How sunny is it in San Francisco in August?
There are normally 10 hours of bright sunshine each day in San Francisco in August - that's 70% of daylight hours.
How warm is the sea around San Francisco in August?
The average sea temperature around San Francisco in August is 14°C.
Does it ever rain in San Francisco in August?
There is usually 1 day with some rain in San Francisco in August and the average monthly rainfall is 2mm.
San Francisco August sunrise & sunset times
Browse the sunrise and sunset times for San Francisco in August 2023. Select a month to view San Francisco sunrise and sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Tuesday, 1st August 2023||06:13||20:18|
|Wednesday, 16th August 2023||06:26||20:01|
|Thursday, 31st August 2023||06:39||19:41|
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