San Francisco April Weather

Averages and records for weather in San Francisco, California in the month of April.
Typical San Francisco April Weather
1991–2020
Average daily high 63.7 °F
Average daily low 49.9 °F
Average monthly precipitation 1.6 inches
Daily chance of precipitation 22.8%
San Francisco April Weather Records
1921–2024
Highest temperature 94 °F April 8, 1989
Lowest temperature 40 °F April 9, 1999
Highest daily low 65 °F April 28, 1996
Lowest daily high 49 °F April 5, 1975
Hottest average high temperature 71.3 °F 1992
Coldest average high temperature 55.3 °F 1967
Most daily precipitation 2.2 inches April 6, 2018
Most monthly precipitation 5.5 inches 1958
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
April 1 62.6 49.3 83 42
April 2 62.5 49.3 88 43
April 3 62.5 49.3 79 41
April 4 62.5 49.3 84 42
April 5 62.6 49.3 88 42
April 6 62.7 49.4 91 40
April 7 62.9 49.5 92 42
April 8 63.1 49.5 94 42
April 9 63.2 49.6 91 40
April 10 63.3 49.7 91 40
April 11 63.3 49.7 84 40
April 12 63.4 49.8 86 44
April 13 63.5 49.8 88 43
April 14 63.5 49.8 87 44
April 15 63.6 49.9 84 43
April 16 63.7 49.9 83 44
April 17 63.9 50.0 81 43
April 18 64.0 50.1 83 42
April 19 64.1 50.2 83 42
April 20 64.2 50.3 93 42
April 21 64.2 50.3 90 42
April 22 64.3 50.4 82 45
April 23 64.5 50.5 84 44
April 24 64.5 50.6 85 44
April 25 64.6 50.6 89 46
April 26 64.6 50.6 91 44
April 27 64.6 50.6 86 44
April 28 64.7 50.7 85 44
April 29 64.8 50.8 90 44
April 30 64.8 50.9 93 45
Weather Station Details
Years Station Coordinates
1921–2024 Downtown San Francisco location