World > North America > United States > Washington

Boston Harbor, Washington Climate Averages

Feedback E-mail the Weather

Quick WX

Boston Harbor Monthly Climate Averages

January
February
March
April
May
June
July
August
September
October
November
December
Hi 46°F Lo 35°F Hi 47°F Lo 34°F Hi 51°F Lo 36°F Hi 57°F Lo 39°F Hi 65°F Lo 43°F Hi 72°F Lo 47°F Hi 79°F Lo 52°F Hi 80°F Lo 53°F Hi 73°F Lo 50°F Hi 60°F Lo 44°F Hi 49°F Lo 39°F Hi 43°F Lo 34°F
5 mph 5 mph 5 mph 5 mph 4 mph 5 mph 4 mph 4 mph 4 mph 4 mph 5 mph 4 mph
11.4 in 7.9 in 8.8 in 5.9 in 3.7 in 2.6 in 0.9 in 1.2 in 4.2 in 9.9 in 11.5 in 10.3 in
89% 88% 85% 81% 76% 74% 70% 72% 77% 83% 88% 89%
64% 63% 63% 56% 52% 47% 32% 32% 41% 50% 61% 64%
30.1 in 30.1 in 30.0 in 30.1 in 30.0 in 30.0 in 30.0 in 30.0 in 30.0 in 30.0 in 30.0 in 30.1 in
16 13 17 21 25 25 30 29 24 21 16 16
13 11 13 9 6 5 1 2 6 10 13 12
2 4 1 0 0 0 0 0 0 0 1 2
9 9 10 11 14 16 14 14 14 10 9 10
2 2 3 3 4 5 6 4 4 3 2 1
191 175 209 233 264 285 329 328 292 256 204 190
January
February
March
April
May
June
July
August
September
October
November
December
Hi 8°C Lo 2°C Hi 8°C Lo 1°C Hi 11°C Lo 2°C Hi 14°C Lo 4°C Hi 19°C Lo 6°C Hi 22°C Lo 8°C Hi 26°C Lo 11°C Hi 27°C Lo 11°C Hi 23°C Lo 10°C Hi 16°C Lo 6°C Hi 10°C Lo 4°C Hi 6°C Lo 1°C
7 km/h 8 km/h 7 km/h 8 km/h 7 km/h 7 km/h 7 km/h 6 km/h 6 km/h 7 km/h 8 km/h 7 km/h
289 mm 202 mm 223 mm 150 mm 94 mm 67 mm 22 mm 31 mm 106 mm 251 mm 293 mm 262 mm
89% 88% 85% 81% 76% 74% 70% 72% 77% 83% 88% 89%
64% 63% 63% 56% 52% 47% 32% 32% 41% 50% 61% 64%
1019 mb 1018 mb 1017 mb 1018 mb 1017 mb 1017 mb 1018 mb 1016 mb 1016 mb 1017 mb 1017 mb 1018 mb
16 13 17 21 25 25 30 29 24 21 16 16
13 11 13 9 6 5 1 2 6 10 13 12
2 4 1 0 0 0 0 0 0 0 1 2
9 9 10 11 14 16 14 14 14 10 9 10
2 2 3 3 4 5 6 4 4 3 2 1
191 175 209 233 264 285 329 328 292 256 204 190
Month
Avg. Temperatures
Avg. Wind Speed
Avg. Precipitation
Average Humidity
Avg. Cloud Cover
Pressure Average
Average Dry Days
Avg. Precip. Days
Avg. Snow Days
Average Fog Days
Average UV Index
Avg. Hours of Sun
Averages are based on historical weather data from the past 10 years.

Trending Headlines

Boston Harbor Radar Loop



Boston Harbor Quick Facts


National Two Day Weather Forecast


E-mail the Boston Harbor Weather Forecast

Voice your opinion or tell us about page issues...