San Diego Weather in February
February usually has the rainiest weather of the year for San Diego, California. Even so, the climate this month remains quite dry. Three out of four days on average get no rain.
This page gives detailed information on the typical February temperature, precipitation, sun, humidity, wind and storms for San Diego. The numbers here are historical averages based on climate data gathered at the San Diego International Airport, located on San Diego Bay near the city center.
Temperature
66 °F | February average high | 19 °C |
52 °F | February average low | 11 °C |
25 days | 60 °F max. or more (16 °C) |
11 days | 50 °F min. or less (10 °C) |
Every day in February warms to over 50 degrees Fahrenheit (10 degrees Celsius) in San Diego. The city averages one day this month when the thermometer reaches into the 80s °F (over 26 °C). Temperatures above 90 °F (32 °C) are not expected here during February.
At night, the thermometer doesn't normally get as low as 40 °F (4 °C) in February.
Rain
2.2 in | total precipitation | 56 mm |
7 days | of rain |
February is San Diego's rainiest month. Half the time, San Diego receives 0.8 to 3.2 inches (19 to 82 mm) of rainfall in February. One in four years has drier weather, while another one in four is wetter. None of the precipitation falls as snow.
Sun
71 % | sunshine |
10 days | clear skies |
The sun's rays reach the ground in San Diego during 71 percent of daylight hours on average in February, for a total of 219 hours in the month. Typically on 10 days this month the sky is mainly clear, with at most 30 percent cloud cover.
Sunlight in February at San Diego lasts for 11 hours and 2 minutes a day on average. The shortest day of the month is the 1st with 10 hours and 38 minutes of daylight. By the end of the month, the days have lengthened to 11:28 from sunrise to sunset. These durations can vary by a minute or two from year to year.
Humidity
66 % | February average humidity |
The relative humidity in San Diego during February usually peaks at 74 percent just after midnight then drops to 53 percent by early afternoon.
Local Time | 1 am | 4 am | 7 am | 10 am | 1 pm | 4 pm | 7 pm | 10 pm |
Humidity % | 74 | 73 | 72 | 58 | 53 | 58 | 68 | 72 |
Wind
6.6 mph | February wind speed average | 10.6 kph |
February is slightly less windy than most other months in San Diego.
Storms
2 days | rainfall of 0.5 inches (13 mm) or more |
0 days | with thunderstorms in February |
San Diego has a thunderstorm during February about once every three or four years.
Reference
The weather data here are long-term averages provided by the US National Centers for Environmental Information (NCEI). Temperature and precipitation are 1991-2020 normals while humidity and thunderstorms are 1961-1990 normals.