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Adak, AK Weather


Adak, AK climate is cool during summer when temperatures tend to be in the 50's and very cold during winter when temperatures tend to be in the 30's.

The warmest month of the year is August with an average maximum temperature of 9.99 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 9.99 degrees Fahrenheit.

Temperature variations between night and day tend to be small during summer with a difference that can reach 9 degrees Fahrenheit, and small during winter with an average difference of 9 degrees Fahrenheit.

The annual average precipitation at Adak is 9.99 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is November with an average rainfall of 6.92 Inches.

Weather Data

Normal Climate

Normal Temperatures

(ADAK Weather station, 0.34 miles from Adak)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 36.2 37.2 38.6 40.8 45.1 49.4 53.7 55.3 52.2 47.1 41.8 38.0 44.6
Mean °F 31.8 32.9 34.5 36.8 40.7 45.1 49.2 50.9 47.8 42.5 37.6 33.8 40.3
Min °F 27.4 28.5 30.4 32.8 36.2 40.7 44.6 46.4 43.4 37.8 33.3 29.6 35.9

Normal Precipitation

(ADAK Weather station, 0.34 miles from Adak)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 4.91 3.68 4.74 3.39 2.85 2.77 2.71 4.86 5.09 5.84 6.92 6.36 9.99