Weather in San Francisco in August
In an average August, San Francisco sees a daily high around 66°F and a low around 56°F, based on 1980–2026 of local climate records.
| Average high | 66°F |
|---|---|
| Typical high range | 62°F to 71°F |
| Average low | 56°F |
| Typical low range | 54°F to 59°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
80°F
2020-08-14
Lowest
59°F
2008-08-08
Low
Highest
64°F
2020-08-16
Lowest
51°F
1996-08-07
Feels-like
Highest
83°F
2020-08-14
Lowest
51°F
1996-08-07
Humidity
Highest
14.7 g/m³
2015-08-29
Lowest
9.1 g/m³
1999-08-31
Wind
Highest
21 mph
2010-08-28
Lowest
8 mph
2000-08-30
Gust
Highest
35 mph
1999-08-31
Lowest
13 mph
2000-08-30
Precip
Wettest
0.74 in
1997
Driest
0.03 in
2006
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