Seattle Weather in February
February sees a dramatic drop off in rainy weather at Seattle, Washington. While the temperatures this month are often cool, they rarely get really frigid.
This page gives detailed information on the typical February temperature, precipitation, sun, humidity, wind and storms for Seattle. The weather measurements are averages based on climate data gathered at Seattle — Tacoma International Airport, located south of the city center.
Temperature
50 °F | February average high | 10 °C |
38 °F | February average low | 3 °C |
13 days | 50 °F max. or more (10 °C) |
20 days | 40 °F min. or less (4 °C) |
The temperature rises nearly every day during February to over 40 degrees Fahrenheit (4 degrees Celsius) in Seattle. The city averages 1 day this month when the thermometer reaches into the 60s °F (over 16 °C). Temperatures above 70 °F (21 °C) are not expected here in February.
The thermometer dips to freezing or below on an average of 6 nights. But only rarely does February get as cold as 20 °F (-8 °C).
Precipitation
3.8 in | total precipitation | 96 mm |
16 days | of rain or snowfall |
Half the time, Seattle receives 2.1 to 4.9 inches (53 to 124 mm) of precipitation in February. One in four years has drier weather, while another one in four is wetter.
Snow
2.2 in | total snowfall | 6 cm |
1 day | with new snow |
Often February remains free of snow in Seattle. In one out of four years, the city receives at least 2.1 inches (5 cm) of snow for the month.
Sun
34 % | sunshine |
3 days | clear skies |
The sun's rays reach the ground in Seattle during 34 percent of daylight hours on average in February, for a total of 98 hours in the month. Typically on 3 days this month the sky is mainly clear, with at most 30 percent cloud cover.
Sunlight in February at Seattle lasts for 10 hours and 17 minutes a day on average. The shortest day of the month is the 1st with 9 hours and 36 minutes of daylight. By the end of the month, the days have lengthened to 11:02 from sunrise to sunset. These durations can vary by a minute or two from year to year.
Humidity
75 % | February average humidity |
The relative humidity in Seattle during February usually peaks at 82 percent in the morning then drops to 67 percent by late afternoon.
Local Time | 1 am | 4 am | 7 am | 10 am | 1 pm | 4 pm | 7 pm | 10 pm |
Humidity % | 78 | 80 | 82 | 77 | 68 | 67 | 73 | 76 |
Wind
9.3 mph | February wind speed average | 15.0 kph |
February is windier than most other months in Seattle.
Storms
2 days | rainfall of 0.5 inches (13 mm) or more |
0 days | with thunderstorms in February |
Seattle gets a February thunderstorm on an average of once every few 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.