April weather in San Francisco, CA
The average temperature in San Francisco in April is °F (°F–°F). Average precipitation: 2.27 inches.
April is a spring month in San Francisco, and is cooler than the annual average of 0°F. Expect about 9 days with precipitation. Daylight averages about 12h 59m.
Avg High
°F
Avg Low
°F
Precipitation
2.27 in
Daylight
12h 59m
April records in San Francisco
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| April 1 | 66.9°F (2013) | 41.0°F (2016) | 3.21 in (1996) |
| April 2 | 75.0°F (2015) | 39.0°F (2015) | 0.64 in (1948) |
| April 3 | 75.0°F (2015) | 39.9°F (2014) | 1.50 in (1958) |
| April 4 | 75.0°F (2015) | 39.0°F (2015) | 2.70 in (1941) |
| April 5 | 77.0°F (2015) | 37.0°F (2015) | 1.13 in (1969) |
| April 6 | 73.9°F (2014) | 43.0°F (2014) | 3.40 in (2018) |
| April 7 | 82.9°F (2014) | 28.9°F (2017) | 1.79 in (2017) |
| April 8 | 81.0°F (2017) | 28.9°F (2017) | 3.85 in (2018) |
| April 9 | 78.1°F (2013) | 28.9°F (2017) | 1.00 in (2016) |
| April 10 | 77.0°F (2013) | 28.9°F (2017) | 2.12 in (1982) |
| April 11 | 73.9°F (2015) | 37.9°F (2016) | 1.49 in (1999) |
| April 12 | 86.0°F (2013) | 46.0°F (2013) | 2.37 in (2006) |
| April 13 | 73.9°F (2013) | 41.0°F (2013) | 1.11 in (2024) |
| April 14 | 73.0°F (2013) | 28.9°F (2017) | 1.00 in (1971) |
| April 15 | 82.0°F (2015) | 28.9°F (2017) | 1.62 in (1978) |
| April 16 | 75.9°F (2014) | 36.0°F (2013) | 0.78 in (2006) |
| April 17 | 84.0°F (2015) | 43.0°F (2016) | 2.75 in (2022) |
| April 18 | 82.9°F (2016) | 39.9°F (2013) | 0.81 in (1984) |
| April 19 | 75.0°F (2013) | 41.0°F (2013) | 1.37 in (1965) |
| April 20 | 73.9°F (2013) | 41.0°F (2013) | 0.77 in (1991) |
| April 21 | 78.1°F (2013) | 39.9°F (2014) | 1.27 in (1955) |
| April 22 | 82.9°F (2013) | 46.0°F (2013) | 1.09 in (2007) |
| April 23 | 82.9°F (2013) | 39.0°F (2014) | 1.06 in (1983) |
| April 24 | 82.9°F (2013) | 43.0°F (2016) | 0.81 in (1993) |
| April 25 | 66.0°F (2015) | 45.0°F (2013) | 1.15 in (2015) |
| April 26 | 77.0°F (2015) | 39.9°F (2013) | 0.55 in (1979) |
| April 27 | 88.0°F (2015) | 39.9°F (2013) | 2.94 in (1953) |
| April 28 | 79.0°F (2016) | 39.9°F (2014) | 0.90 in (1951) |
| April 29 | 84.0°F (2014) | 44.1°F (2014) | 0.73 in (1941) |
| April 30 | 91.0°F (2014) | 46.0°F (2013) | 0.74 in (1983) |