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Bellingham, WA Weather


Bellingham, WA climate is mild during summer when temperatures tend to be in the 60's and cold during winter when temperatures tend to be in the 40's.

The warmest month of the year is August with an average maximum temperature of 72.70 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 34.80 degrees Fahrenheit.

Temperature variations between night and day tend to be fairly limited during summer with a difference that can reach 18 degrees Fahrenheit, and fairly limited during winter with an average difference of 12 degrees Fahrenheit.

The annual average precipitation at Bellingham is 34.84 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is November with an average rainfall of 5.58 Inches.

Weather Data

Moon, Sunrise and Sunset

Waxing Gibbous Moon Moon Phase: Waxing Gibbous Moon Civil Twilight:
6:37 AM PDT
Sunrise:
7:09 AM PDT
Sunset:
6:47 PM PDT
Civil Twilight:
7:19 PM PDT

Normal Climate

Normal Temperatures

(BELLINGHAM 3 SSW Weather station, 3.13 miles from Bellingham)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 46.2 49.4 53.2 58.0 63.4 67.8 72.5 72.7 67.3 59.3 51.5 46.6 59.0
Mean °F 40.5 42.9 45.9 50.0 55.0 59.4 63.3 63.7 58.9 52.1 45.6 40.9 51.5
Min °F 34.8 36.4 38.6 42.0 46.6 50.9 54.1 54.7 50.4 44.9 39.6 35.2 44.0

Normal Precipitation

(BELLINGHAM 3 SSW Weather station, 3.13 miles from Bellingham)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 3.91 3.15 3.01 2.68 2.54 1.89 1.20 1.36 1.76 2.98 5.58 4.78 34.84