Measurements:
°C
°F
San Francisco
54°F
SW 2 mph
Feels like: 54°F
Precip: 0%
World Resorts USA San Francisco Weather May Weather in San Francisco

San Francisco Weather: May

Average Day Temperature: 60.6°F
Average Night Temperature: 52.2°F
Sea Water Temperature: 57.1°F
Number of Sunny Days: 18 days
Sunshine Hours: 13.8 - 14.6 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.5 in

Air Temperature in May, °F

Select Year: 2024 2023 2022

The highest day temperature in May 2024 was 73°F. The lowest night temperature was 47°F. The average values for day and night temperatures during May were 61.1°F и 52.4°F respectivly.

San Francisco Water Sea Temperature in May, °F

Select Year: 2024 2023 2022

The average sea surface temperature in May 2024 for San Francisco was 58.1°F. The maximum and minimum values were 54.8°F and 60.4°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in May are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in May, in

Precipitation total in May for San Francisco is 0.5 in.

Wind Speed in May, mph

The average wind speed in May is 10.0 mph. It makes May the most windy month of the year for San Francisco.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for San Francisco in May is 10.0 hours.

Best Time to Visit San Francisco
The most sunny months:
June 19 days
September 18 days
October 18 days
The most warm months:
August 67.6 °F
September 66.7 °F
October 65.5 °F
Warmest sea temperature:
September 63.2 °F
August 62.8 °F
October 61.6 °F
The most cold months:
December 54.7 °F
January 55.2 °F
February 56.2 °F
The most rainy months:
February 4 days
March 4 days
December 4 days
The most windy months:
May 10 mph
June 9 mph
April 9 mph

San Francisco on the Weather Map

USA Resorts:
NAME
Boston +10
Chicago +20
Hawaii +78
Honolulu +78
Houston +46
Las Vegas +50
Los Angeles +54
Miami +62
New York +16
Orlando +50
San Diego +54
San Francisco +54
Sarasota +48
Tampa +46
Washington +20
24 Hours Weather Forecast
San Francisco
Local time: 03:56
22 dec, sunday
0600 54°F
W
7 mph
0900 54°F
W
6 mph
1200 56°F
W
5 mph
1500 58°F
E
1 mph
1800 58°F
SE
3 mph
2100 56°F
NE
7 mph
23 dec, monday
0000 56°F
N
7 mph
0300 56°F
NE
3 mph