Seattle climate guide, Washington

Welcome to the Seattle climate guide, which shows average weather for Seattle, Washington, United States. Check maximum temperature, the number of days with rainfall, sea temperature and daily hours of sunshine for each month of the year.

Seattle climate guide: quick links

Maximum temperature (°C) in Seattle

7
10
12
14
18
21
23
23
20
16
11
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Days with some rain in Seattle

18
15
16
14
11
9
5
6
9
13
18
19
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Hours of sunshine in Seattle

2
4
5
7
8
9
10
9
7
5
2
2
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Sea temperature (°C) in Seattle

8
8
8
10
12
13
14
14
13
11
9
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Seattle, Washington map © Weather2Travel.com
Seattle, Washington map © Weather2Travel.com
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The Seattle climate guide is provided by Weather2Travel.com. For more information about the weather in Seattle, Washington, United States including monthly rainfall, mininum temperature, UV maximum, heat & humidity and daylight hours visit the Seattle climate guide page.

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