San Francisco weather live forecast

Today's maximum temperature in San Francisco is expected to be 20°C. Select a day from the live weather forecast for San Francisco, California, USA for more weather parameters.

Sunday
17th May
20

12

13

9
Monday
18th May
22

14

14

8
Tuesday
19th May
21

12

14

8
Wednesday
20th May
19

12

13

8
Thursday
21st May
18

12

8

8

5-day weather forecast updated at 04:00 on Sunday 17th May 2026 GMT

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The 5-day weather forecast for California (San Francisco) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

San Francisco weather forecast by day

Below are the detailed weather forecasts for San Francisco for the next 5 days.

San Francisco weather for Sunday 17th May 2026

Expect clear skies in San Francisco, California with a maximum temperature of 20°C, maximum UV of 9 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the north-west.

20
°C maximum temperature
12
°C minimum temperature
clear skies
13
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
20
°C wind chill
24
kph wind from NW

San Francisco weather for Monday 18th May 2026

Expect clear skies in San Francisco, California with a maximum temperature of 22°C, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the north.

22
°C maximum temperature
14
°C minimum temperature
clear skies
14
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from N

San Francisco weather for Tuesday 19th May 2026

Expect clear skies in San Francisco, California with a maximum temperature of 21°C, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the west.

21
°C maximum temperature
12
°C minimum temperature
clear skies
14
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
15
kph wind from W

San Francisco weather for Wednesday 20th May 2026

Expect clear skies in San Francisco, California with a maximum temperature of 19°C, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

19
°C maximum temperature
12
°C minimum temperature
clear skies
13
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from SW

San Francisco weather for Thursday 21st May 2026

Expect broken clouds in San Francisco, California with a maximum temperature of 18°C, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.