Is Seattle hot in April?
Days are typically cool at 15.1°C, while nights average 6.4°C.
United States · 1991–2020 normal
Typical April weather in Seattle: 15.1°C by day, 6.4°C at night, 67 mm of rain over 11.7 wet days. These are measured 1991–2020 station normals, not a forecast.
In the year-round weather comparison, April scores 43 out of 100 (July leads the year at 96). Daylight is calculated as 13 h 33 from latitude 47.61°.
April at a glance
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Days are typically cool at 15.1°C, while nights average 6.4°C.
The measured monthly average is 67 mm across about 12 wet days.
There are about 13 h 33 between sunrise and sunset at mid-month, calculated from the place latitude.
April ranks 7 of 12 in our weather comparison; July ranks first.
The evidence behind this page
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The weather comparison for Seattle is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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