Weather in San Francisco in May
San Francisco temperatures in May range from 10 to 21 and there is an average of 5 days of rain.
Avg Temp
10° - 21°
Avg Rainy Days
5
Avg Dry Days
26
Avg Snow Days
0
Weather Facts - San Francisco in May
* The warmest temperature recorded in in May is 34°C
* The coldest temperature recorded in San Francisco in May is 6°C
* The average rainfall in San Francisco in May is 20 mm