Monthly Historical AveragesSeattle, WA
Average Temperature
High
11°
Feels 10
Low
4°
Feels 2
Average Precipitation
18 Days
121.6mm
0.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, March 18, 2026
Day
14°Feels 13
Wind
19 km/h S
Gust
29 km/h
Humidity
83%
P.O.P
90%
Rain
2-4 mm
Night
10°Feels 7
Wind
21 km/h S
Gust
32 km/h
Humidity
100%
P.O.P
90%
Rain
~5 mm
Historical AveragesMar 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity