Northwest Seattle Weather Forecast
- 35
- 50
Rain Likely
- 35
- 51
Partly Sunny
- 39
- 54
Mostly Cloudy
- 39
- 55
Mostly Cloudy
- 39
- 53
Chance Rain
- 37
- 50
Chance Rain
- 40
- 52
Rain Likely
Today 25 Mar City of Seattle
Mostly sunny in the morning then becoming mostly cloudy. A chance of rain in the Morning, then rain and a slight chance of Thunderstorms in the afternoon. Rainfall Amounts less than a tenth of an inch Likely, except higher Amounts possible in Thunderstorms. Highs near 50. South wind 10 to 20 Mph becoming southwest in the afternoon. Gusts to 30 Mph.
Tonight 25 Mar City of Seattle
Mostly cloudy with a chance of rain in the Evening, then partly cloudy with a slight chance of rain in the late evening and early morning. Mostly clear late in the night. Lows in the mid to upper 30s. Southwest wind 10 to 15 Mph with Gusts to 25 Mph becoming south after midnight.
Northwest Seattle Temperature Statistics
March Temperature
Boeing Field - King County International Airport (10.6 miles)
Lowest 13 March, 2026
32 °FAverage March
46.5 °FHighest 2 March, 2026
59 °F
Climate (2021–Present)
Boeing Field - King County International Airport (10.6 miles)
Average Low 2021–2026
47.1 °FAverage 2021–2026
54.2 °FAverage High 2021–2026
61.6 °F