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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Seattle, WA
Content continues below
May
Average Temperature
High
18°
Feels 18
Low
9°
Feels 8
Average Precipitation
10 Days
Rain amount
51.9mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
21°
3
24°
4
25°
5
23°
6
22°
7
19°
8
19°
9
20°
10
21°
11
21°
12
20°
13
20°
14
20°
15
20°
16
20°
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Forecast
Saturday, May 2, 2026
Day
21°
Feels 21
Wind
18 km/h N
Gust
27 km/h
Humidity
53%
P.O.P
30%
Night
12°
Feels 11
Wind
15 km/h N
Gust
23 km/h
Humidity
77%
P.O.P
10%
Historical Averages
May 2
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.