Historical Weather Records & Monthly Climate for Seattle, WA

All-Time High
97°F
All-Time Low
8°F
Max Daily Snow
1.5"
Max Daily Rain
2.22"
Max Snow Depth
11"

Monthly Climate Averages for Seattle, WA

Based on 30 years of historical data (1994 - 2023)

MonthHigh (°F)Low (°F)Precip (in)Snow (in)
January45°36°6.98"2.49"
February47°35°4.7"2.07"
March51°38°5.33"0.67"
April56°41°3.96"0.15"
May63°47°2.92"0
June68°52°2.23"0
July75°57°0.86"0
August75°57°1.28"0
September69°53°2.59"0
October58°46°5.2"0
November50°40°7.76"1.14"
December44°36°7.14"2.74"

Historical Weather Extremes for Seattle, WA

Based on 80+ years of archive data (1940 - 2024)

🔥
Longest Heatwave
5 Days
1941
Consecutive days ≥ 90°F
🧊
Deepest Freeze
11 Days
1950
Consecutive days ≤ 32°F
🏜️
Longest Drought
34 Days
1945
Consecutive days w/o rain
Wettest Month
9.19"
November 1942
Most rainfall in one month
Snowiest Month
3"
March 1960
Most snowfall in one month

More Historical Climate Data for Cities in


WA