Seattle April Weather

Averages and records for weather in Seattle, Washington in the month of April.
Typical Seattle April Weather
1991–2020
Average daily high 58.3 °F
Average daily low 42.8 °F
Average monthly precipitation 3.2 inches
Average monthly snow none
Daily chance of precipitation 50.1%
Daily chance of snow 0%
Seattle April Weather Records
1894–2024
Highest temperature 89 °F April 18, 2016
Lowest temperature 29 °F April 5, 1975
Highest daily low 57 °F April 28, 1976
Lowest daily high 41 °F April 3, 1920
Hottest average high temperature 65.9 °F 2016
Coldest average high temperature 52.2 °F 2011
Most daily precipitation 2.6 inches April 4, 1991
Most monthly precipitation 6.5 inches 1991
Most daily snow 1.5 inches April 14, 1924
Most monthly snow 2.4 inches 1920
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
April 1 55.6 40.8 82 29
April 2 55.8 41.0 79 30
April 3 55.9 41.1 71 32
April 4 56.1 41.2 75 31
April 5 56.3 41.4 73 29
April 6 56.5 41.5 78 31
April 7 56.7 41.6 78 29
April 8 56.9 41.8 76 29
April 9 57.1 41.9 74 30
April 10 57.3 42.1 74 30
April 11 57.5 42.2 80 34
April 12 57.8 42.4 83 33
April 13 57.9 42.5 77 31
April 14 58.0 42.6 85 32
April 15 58.2 42.7 79 33
April 16 58.5 42.9 85 33
April 17 58.7 43.1 80 33
April 18 58.9 43.3 89 34
April 19 59.2 43.5 84 33
April 20 59.4 43.6 81 30
April 21 59.6 43.8 76 29
April 22 59.8 43.9 78 34
April 23 60.0 44.0 83 31
April 24 60.2 44.1 85 30
April 25 60.5 44.2 77 34
April 26 60.7 44.4 87 32
April 27 61.0 44.6 81 31
April 28 61.3 44.8 81 31
April 29 61.7 45.0 80 31
April 30 62.0 45.2 85 32
Weather Station Details
Years Station Coordinates
1948–2024 Seattle Tacoma International Airport location
1894–1947 University of Washington location