Weather in San Diego in August
In an average August, San Diego sees a daily high around 83°F and a low around 65°F, based on 1980–2026 of local climate records.
| Average high | 83°F |
|---|---|
| Typical high range | 77°F to 89°F |
| Average low | 65°F |
| Typical low range | 60°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
99°F
1985-08-25
Lowest
70°F
2000-08-30
Low
Highest
75°F
2018-08-10
Lowest
56°F
2010-08-09
Feels-like
Highest
121°F
2020-08-18
Lowest
56°F
1999-08-07
Humidity
Highest
19.4 g/m³
2020-08-18
Lowest
8.5 g/m³
2009-08-27
Wind
Highest
19 mph
2023-08-21
Lowest
4 mph
2013-08-26
Gust
Highest
38 mph
2023-08-21
Lowest
15 mph
2013-08-26
Precip
Wettest
2.26 in
1983
Driest
0.01 in
2001
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