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San Diego weather in August 2023
- 2727°C max day temperature
- 11 day with some rainfall
- 1818°C min night temperature
- 1313 hours of daylight per day
- MModerate heat & humidity
- 22 mm of monthly rainfall
- 1010 (Very High) UV index
- 2020°C sea temperature
Recommended for California
The August weather guide for California (San Diego) 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.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Metric (°C / mm) | Imperial (°F / inches)
More about California
How hot is it in San Diego in August?
Daytime temperatures usually reach 27°C in San Diego in August with moderate heat and humidity, falling to 18°C at night.
How sunny is it in San Diego in August?
There are normally 10 hours of bright sunshine each day in San Diego in August - that's 73% of daylight hours.
How warm is the sea around San Diego in August?
The average sea temperature around San Diego in August is 20°C.
Does it ever rain in San Diego in August?
There is usually 1 day with some rain in San Diego in August and the average monthly rainfall is 2mm.
San Diego August sunrise & sunset times
Browse the sunrise and sunset times for San Diego in August 2023. Select a month to view San Diego sunrise and sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Tuesday, 1st August 2023||06:03||19:47|
|Wednesday, 16th August 2023||06:13||19:33|
|Thursday, 31st August 2023||06:23||19:15|
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