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Willow, AK Weather


Willow, AK climate is cool during summer when temperatures tend to be in the 50's and extremely cold during winter when temperatures tend to be in the 0's.

The warmest month of the year is July with an average maximum temperature of 69.30 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of -5.70 degrees Fahrenheit.

Temperature variations between night and day tend to be moderate during summer with a difference that can reach 21 degrees Fahrenheit, and moderate during winter with an average difference of 23 degrees Fahrenheit.

The annual average precipitation at Willow is 21.66 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is September with an average rainfall of 3.54 Inches.

Weather Data

Normal Climate

Normal Temperatures

(WHITES CROSSING Weather station, 3.48 miles from Willow)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 14.9 23.3 35.0 46.6 59.0 66.9 69.3 66.0 56.0 38.1 22.1 16.0 42.8
Mean °F 4.6 10.5 20.6 33.9 46.1 55.2 59.0 55.7 46.1 29.4 13.0 7.0 31.8
Min °F -5.7 -2.3 6.2 21.2 33.2 43.5 48.7 45.4 36.2 20.6 3.8 -2.1 20.7

Normal Precipitation

(WHITES CROSSING Weather station, 3.48 miles from Willow)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 1.08 0.88 0.81 0.92 1.04 1.51 2.14 3.12 3.54 3.12 1.59 1.91 21.66