Weather in Seattle 🇺🇸

Monthly weather averages & travel planning

Avg Temp

25°C

Rain Days

6 days

Sun Hours

13 hrs

Humidity

65%

Seattle Weather Guide

Complete monthly climate data for Seattle, 🇺🇸 United States

January

8°/2°C

18 rain days, 4h sun

February

9°/2°C

14 rain days, 6h sun

March

11°/3°C

18 rain days, 8h sun

April

14°/5°C

16 rain days, 10h sun

May

18°/8°C

13 rain days, 11h sun

June

21°/11°C

10 rain days, 12h sun

July

25°/14°C

6 rain days, 13h sun

August

25°/14°C

5 rain days, 12h sun

September

21°/12°C

8 rain days, 10h sun

October

15°/8°C

15 rain days, 7h sun

November

10°/4°C

18 rain days, 5h sun

December

7°/2°C

18 rain days, 4h sun

Year-Round Climate

All temperatures in °C

Month	High	Low	Rain Days	Sun	Details
January	8°C	2°C	18	4h	View
February	9°C	2°C	14	6h	View
March	11°C	3°C	18	8h	View
April	14°C	5°C	16	10h	View
May	18°C	8°C	13	11h	View
June	21°C	11°C	10	12h	View
July	25°C	14°C	6	13h	View
August	25°C	14°C	5	12h	View
September	21°C	12°C	8	10h	View
October	15°C	8°C	15	7h	View
November	10°C	4°C	18	5h	View
December	7°C	2°C	18	4h	View