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San Diego weather in August 2023
- 27°C max day temperature
27 - 10 hours of sunshine per day
- 1 day with some rainfall
1 - 18°C min night temperature
18 - 13 hours of daylight per day
13 - Moderate heat & humidity
M - 2 mm of monthly rainfall
2 - 10 (Very High) UV index
10 - 20°C sea temperature
20
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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.
JanFebMarAprMayJunJulAugSepOctNovDec
| 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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