Weather in San Diego in August
In an average August, San Diego sees a daily high around 74°F and a low around 66°F, based on 1980–2026 of local climate records.
| Average high | 74°F |
|---|---|
| Typical high range | 70°F to 79°F |
| Average low | 66°F |
| Typical low range | 62°F to 70°F |
| Average daily precipitation | 0.00 in |
August records
The most extreme August on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total August accumulation.
High
Highest
87°F
1991-08-12
Lowest
66°F
2011-08-11
Low
Highest
75°F
2018-08-10
Lowest
60°F
2010-08-09
Feels-like
Highest
96°F
1991-08-12
Lowest
60°F
2010-08-09
Humidity
Highest
19.3 g/m³
2020-08-23
Lowest
10.8 g/m³
2010-08-29
Wind
Highest
24 mph
2023-08-21
Lowest
7 mph
1987-08-06
Gust
Highest
34 mph
2023-08-21
Lowest
13 mph
1982-08-27
Precip
Wettest
1.40 in
2023
Driest
0.00 in
1981
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