Best Time to Visit San Francisco
✨ Best Months to Visit
Experience San Francisco's vibrant charm and sunny days from late summer to early fall.
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September
20.4°C · 5mm rain
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October
20.3°C · 43mm rain
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August
20°C · 1mm rain
Average Monthly Temperature
Click a month below to see its details.
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September
RecommendedHigh 20.4°C · Low 14.4°C · 5mm rain · 11h sun/day
13.9°C
Jan
14.4°C
Feb
14.2°C
Mar
15.6°C
Apr
17.5°C
May
18.3°C
Jun
18.3°C
Jul
20°C
Aug
20.4°C
Sep
20.3°C
Oct
16.3°C
Nov
13.4°C
Dec
Month-by-Month Climate
Full breakdown for every month.
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Mild & Sunny
January
High 13.9°C / Low 7.7°C
104mm rain
7.2h sun/day
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Mild & Sunny
February
High 14.4°C / Low 7.6°C
88mm rain
8.3h sun/day
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Mild & Sunny
March
High 14.2°C / Low 8.4°C
104mm rain
9.5h sun/day
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Mild & Sunny
April
High 15.6°C / Low 9.4°C
22mm rain
11.7h sun/day
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Mild & Sunny
May
High 17.5°C / Low 10.9°C
12mm rain
12.9h sun/day
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Mild & Sunny
June
High 18.3°C / Low 12.3°C
2mm rain
13h sun/day
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Mild & Sunny
July
High 18.3°C / Low 13°C
0mm rain
12.4h sun/day
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Mild & Sunny
August ★
High 20°C / Low 14°C
1mm rain
12.1h sun/day
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Mild & Sunny
September ★
High 20.4°C / Low 14.4°C
5mm rain
11h sun/day
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Mild & Sunny
October ★
High 20.3°C / Low 12.8°C
43mm rain
9.4h sun/day
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Mild & Sunny
November
High 16.3°C / Low 9.8°C
78mm rain
8.2h sun/day
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Rainy
December
High 13.4°C / Low 8.1°C
191mm rain
6.1h sun/day
Climate data: 5-year average (2021-2025), via Open-Meteo.