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Seattle, Washington Climate Averages

Lat: 47.61N, Lon: 122.33W
Wx Zone: WAZ558
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Seattle Monthly Averages

     <-- 12 Month Weather Scroll -->
January
February
March
April
May
June
July
August
September
October
November
December
Hi 47°F Lo 38°F Hi 49°F Lo 38°F Hi 53°F Lo 41°F Hi 58°F Lo 45°F Hi 66°F Lo 51°F Hi 71°F Lo 56°F Hi 81°F Lo 62°F Hi 81°F Lo 63°F Hi 73°F Lo 56°F Hi 62°F Lo 49°F Hi 51°F Lo 42°F Hi 45°F Lo 36°F
6 mph 6 mph 7 mph 6 mph 5 mph 5 mph 5 mph 5 mph 5 mph 5 mph 6 mph 6 mph
5.9 in 4 in 5.6 in 3.7 in 2.6 in 1.5 in 0.5 in 0.8 in 2.1 in 4.5 in 6.2 in 5.1 in
83% 81% 79% 75% 71% 69% 66% 65% 69% 76% 80% 83%
57% 57% 58% 52% 43% 42% 26% 25% 34% 46% 60% 57%
30.6 in 30.5 in 30.5 in 30.5 in 30.5 in 30.5 in 30.5 in 30.5 in 30.5 in 30.5 in 30.5 in 30.6 in
11 8 8 9 14 15 22 22 17 13 8 11
19 18 22 20 16 13 7 7 12 16 20 19
1 2 1 0 0 0 0 0 0 0 1 1
2 2 1 2 2 2 2 0 1 0 1 3
2 2 3 3 4 5 6 5 4 3 2 2
127 119 172 229 272 264 320 324 261 154 113 130
Month
Avg. Temperatures
Avg. Wind Speed
Avg. Precipitation
Average Humidity
Avg. Cloud Cover
Barometric Pressure
Average Dry Days
Avg. Precip. Days
Average Snow Days
Average Fog Days
Average UV Index
Avg. Hours of Sun