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Climate & Weather Averages in Bellingham, Washington, USA

Currently: 50 °F. Cloudy. (Weather station: Bellingham International Airport, USA). See more current weather

Annual Weather Averages Near Bellingham

Averages are for Bellingham International Airport, which is 4 miles from Bellingham.

Based on weather reports collected during 1992–2021.

All Year Climate & Weather Averages in Bellingham

High Temp: 72 °F

Low Temp: 34 °F

Mean Temp: 51 °F

Precipitation: 2.76"

Humidity: 76%

Dew Point: 43 °F

Wind: 11 mph

Pressure: 30.05 "Hg

Visibility: 11 mi

January Climate & Weather Averages in Bellingham

High Temp: 46 °F

Low Temp: 34 °F

Mean Temp: 40 °F

Precipitation: 4.09"

Humidity: 80%

Dew Point: 35 °F

Wind: 13 mph

Pressure: 30.07 "Hg

Visibility: 10 mi

February Climate & Weather Averages in Bellingham

High Temp: 48 °F

Low Temp: 34 °F

Mean Temp: 41 °F

Precipitation: 2.82"

Humidity: 76%

Dew Point: 34 °F

Wind: 12 mph

Pressure: 30.07 "Hg

Visibility: 11 mi

March Climate & Weather Averages in Bellingham

High Temp: 52 °F

Low Temp: 37 °F

Mean Temp: 45 °F

Precipitation: 3.06"

Humidity: 75%

Dew Point: 37 °F

Wind: 12 mph

Pressure: 30.05 "Hg

Visibility: 11 mi

April Climate & Weather Averages in Bellingham

High Temp: 57 °F

Low Temp: 41 °F

Mean Temp: 49 °F

Precipitation: 2.56"

Humidity: 72%

Dew Point: 40 °F

Wind: 11 mph

Pressure: 30.05 "Hg

Visibility: 11 mi

May Climate & Weather Averages in Bellingham

High Temp: 63 °F

Low Temp: 47 °F

Mean Temp: 55 °F

Precipitation: 2.03"

Humidity: 73%

Dew Point: 46 °F

Wind: 11 mph

Pressure: 30.04 "Hg

Visibility: 11 mi

June Climate & Weather Averages in Bellingham

High Temp: 67 °F

Low Temp: 52 °F

Mean Temp: 59 °F

Precipitation: 1.46"

Humidity: 72%

Dew Point: 50 °F

Wind: 12 mph

Pressure: 30.04 "Hg

Visibility: 12 mi

July Climate & Weather Averages in Bellingham

High Temp: 72 °F

Low Temp: 55 °F

Mean Temp: 63 °F

Precipitation: 0.81"

Humidity: 72%

Dew Point: 54 °F

Wind: 12 mph

Pressure: 30.05 "Hg

Visibility: 12 mi

August Climate & Weather Averages in Bellingham

High Temp: 72 °F

Low Temp: 55 °F

Mean Temp: 63 °F

Precipitation: 1.03"

Humidity: 74%

Dew Point: 55 °F

Wind: 11 mph

Pressure: 30.03 "Hg

Visibility: 11 mi

September Climate & Weather Averages in Bellingham

High Temp: 67 °F

Low Temp: 49 °F

Mean Temp: 58 °F

Precipitation: 2.03"

Humidity: 79%

Dew Point: 51 °F

Wind: 8 mph

Pressure: 30.03 "Hg

Visibility: 10 mi

October Climate & Weather Averages in Bellingham

High Temp: 58 °F

Low Temp: 43 °F

Mean Temp: 51 °F

Precipitation: 3.74"

Humidity: 81%

Dew Point: 45 °F

Wind: 9 mph

Pressure: 30.07 "Hg

Visibility: 9 mi

November Climate & Weather Averages in Bellingham

High Temp: 51 °F

Low Temp: 38 °F

Mean Temp: 44 °F

Precipitation: 5.31"

Humidity: 81%

Dew Point: 39 °F

Wind: 12 mph

Pressure: 30.06 "Hg

Visibility: 10 mi

December Climate & Weather Averages in Bellingham

High Temp: 45 °F

Low Temp: 34 °F

Mean Temp: 39 °F

Precipitation: 4.17"

Humidity: 80%

Dew Point: 34 °F

Wind: 13 mph

Pressure: 30.09 "Hg

Visibility: 10 mi

Quick Climate Info

Hottest MonthAugust (63 °F avg)
Coldest MonthDecember (39 °F avg)
Wettest MonthNovember (5.31" avg)
Windiest MonthJanuary (13 mph avg)
Annual precip.33.12" (per year)

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