San Francisco Weather: April
 |
Average Day Temperature: | 59.3°F |
|
Average Night Temperature: | 50.9°F |
|
Sea Water Temperature: | 56.8°F |
|
Number of Sunny Days: | 17 days |
| Sunshine Hours: | 12.6 - 13.7 hours | |
|
Number of Rainy Days: | 1 day |
| Precipitation Totals: | 0.8 in | |
| detailed information | ||
forecast
| San Francisco |
Temperature
| San Francisco |
Air Temperature in April, °F
The highest day temperature in April 2026 was 83°F. The lowest night temperature was 47°F. The average values for day and night temperatures during April were 64.2°F и 51.4°F respectivly.
San Francisco Water Sea Temperature in April, °F
The average sea surface temperature in April 2026 for San Francisco was 60.6°F. The maximum and minimum values were 57.4°F and 63.0°F respectively.
Most of the days in April are sunny but you can also expect cloudy and gloomy days.
Precipitation Totals in April, in
Precipitation total in April for San Francisco is 0.8 in.
The average wind speed in April is 9.4 mph. It makes April one of the most windy months of the year for San Francisco.
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 April is 9.0 hours.
San Francisco on the Weather Map
| Boston |  |
+62 |
| Chicago |  |
+52 |
| Hawaii |  |
+76 |
| Honolulu | |
+76 |
| Houston | |
+78 |
| Las Vegas | |
+88 |
| Los Angeles |  |
+66 |
| Maui | |
+70 |
| Miami | |
+94 |
| Miami Beach | |
+90 |
| New York | |
+68 |
| San Diego | |
+66 |
| San Francisco | |
+62 |
| Sarasota | |
+94 |
| Tampa | |
+94 |
| 0900 |  |
62°F | NE 3 mph |
| 1200 | |
72°F | E 8 mph |
| 1500 | |
76°F | E 12 mph |
| 1800 | |
70°F | E 12 mph |
| 2100 |  |
58°F | E 6 mph |
| 0000 | |
56°F | NE 4 mph |
| 0300 | |
54°F | NE 2 mph |
| 0600 | |
54°F | NE 1 mph |