Lowest April Temperatures in San Francisco
A list of the lowest temperatures ever recorded in the month of
April in
San Francisco, California from 1921–2024.
What's the coldest it has ever gotten in San Francisco in April?
The coldest April temperature in San Francisco, California history was 40 °F which has occurred 4 times, most recently on April 9, 1999.
| Rank |
Temperature |
Date |
| 1 |
40 °F |
April 9, 1999 |
| 1 |
40 °F |
April 11, 1967 |
| 1 |
40 °F |
April 6, 1929 |
| 1 |
40 °F |
April 10, 1927 |
| 5 |
41 °F |
April 3, 2001 |
| 6 |
42 °F |
April 4, 2024 |
| 6 |
42 °F |
April 4, 2023 |
| 6 |
42 °F |
April 20, 2008 |
| 6 |
42 °F |
April 9, 2001 |
| 6 |
42 °F |
April 6, 1999 |
| 6 |
42 °F |
April 1, 1999 |
| 6 |
42 °F |
April 21, 1967 |
| 6 |
42 °F |
April 19, 1967 |
| 6 |
42 °F |
April 20, 1963 |
| 6 |
42 °F |
April 18, 1955 |
| 6 |
42 °F |
April 8, 1953 |
| 6 |
42 °F |
April 7, 1953 |
| 6 |
42 °F |
April 7, 1929 |
| 6 |
42 °F |
April 5, 1929 |
| 20 |
43 °F |
April 5, 2024 |
| 20 |
43 °F |
April 6, 2012 |
| 20 |
43 °F |
April 5, 2012 |
| 20 |
43 °F |
April 17, 2006 |
| 20 |
43 °F |
April 5, 2003 |
| 20 |
43 °F |
April 3, 2003 |
| 20 |
43 °F |
April 21, 2001 |
| 20 |
43 °F |
April 15, 2001 |
| 20 |
43 °F |
April 8, 2001 |
| 20 |
43 °F |
April 7, 2001 |
| 20 |
43 °F |
April 4, 2001 |
| 20 |
43 °F |
April 8, 1999 |
| 20 |
43 °F |
April 5, 1999 |
| 20 |
43 °F |
April 4, 1999 |
| 20 |
43 °F |
April 13, 1998 |
| 20 |
43 °F |
April 1, 1984 |
| 20 |
43 °F |
April 1, 1982 |
| 20 |
43 °F |
April 1, 1976 |
| 20 |
43 °F |
April 6, 1975 |
| 20 |
43 °F |
April 21, 1971 |
| 20 |
43 °F |
April 18, 1967 |
| 20 |
43 °F |
April 10, 1967 |
| 20 |
43 °F |
April 1, 1967 |
| 20 |
43 °F |
April 9, 1965 |
| 20 |
43 °F |
April 5, 1958 |
| 20 |
43 °F |
April 2, 1955 |
| 20 |
43 °F |
April 10, 1953 |
| 20 |
43 °F |
April 1, 1936 |
| 20 |
43 °F |
April 18, 1933 |
| 20 |
43 °F |
April 9, 1929 |
| 20 |
43 °F |
April 4, 1921 |