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San Francisco Weather and climate
Data source：Meteostat
Update date：2025-09
San Francisco year round climate
- Spring (March–May): Average 11.7–14.6°C, a cool and comfortable climate with occasional showers, but generally sunny. Common activities: Visit the Golden Gate Bridge, explore Fisherman's Wharf, have a picnic in Golden Gate Park. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
- Summer (June–August): Average 16.4–18.5°C, a mild climate with little rain, but often with a refreshing sea breeze. Common activities: Sunbathe at the beach, surf, bike around the city. Recommended clothing: Light and breathable clothing, sunglasses, hat.
- Autumn (September–November): Average 17.0–12.6°C, a comfortable climate with abundant sunshine and occasional cool breezes, little rainfall. Common activities: Sample local cuisine, visit museums, explore the arts district. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
- Winter (December–February): Average 10.7–11.0°C, a cool and humid climate with more rainfall, occasionally with persistent drizzle. Common activities: Visit indoor attractions, museums, enjoy hot drinks. Recommended clothing: Warm jacket, waterproof jacket, scarf, hat, gloves.
San Francisco climatological average
Annual average temperature: approx. 14°C / Annual rainfall: approx. 476 mm / Summer humidity: 60%–70% / Rainiest month: December
San Francisco monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
10.9°C
106.5
February
10.7°C
55.7
March
11.7°C
85
April
13.2°C
18.6
May
14.6°C
14.5
June
16.4°C
2.3
July
17.4°C
0
August
18.5°C
0.6
September
18.3°C
2.5
October
17°C
1.8
November
12.6°C
31.8
December
11°C
156.7
San Francisco weather for the next seven days
10/13
Monday
Moderate rain
16.9°C/11.8°C
10/14
Tuesday
Overcast
15.6°C/12°C
10/15
Wednesday
Sunny
16.9°C/13.1°C
10/16
Thursday
Sunny
18.1°C/13.4°C
10/17
Friday
Sunny
20.9°C/15.1°C
10/18
Saturday
Sunny
21.4°C/16.5°C
10/19
Sunday
Patchy rain nearby
17.9°C/15.7°C
