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Big Delta, AK Weather


Big Delta, 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 70.40 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of -9.60 degrees Fahrenheit.

Temperature variations between night and day tend to be fairly limited during summer with a difference that can reach 19 degrees Fahrenheit, and fairly limited during winter with an average difference of 16 degrees Fahrenheit.

The annual average precipitation at Big Delta is 11.94 Inches. Rainfall in is fairly evenly distributed throughout the year. The wettest month of the year is July with an average rainfall of 2.77 Inches.

Weather Data

Current Conditions

(Updated: 3:53 AM ADT SAT AUG 30 2008)

Partly Cloudy Partly Cloudy, 44°F Humidity: 76% Dewpoint: 37°F
Wind Speed: SW 8 MPH Heat Index: 44°F
Barometer: 30.06 in. Wind Chill: 39°F

Moon, Sunrise and Sunset

New Moon Moon Phase: New Moon Civil Twilight:
5:25 AM ADT
Sunrise:
6:19 AM ADT
Sunset:
9:05 PM ADT
Civil Twilight:
9:59 PM ADT

Normal Climate

Normal Temperatures

(BIG DELTA ALLEN AAF Weather station, 11.17 miles from Big Delta)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Max °F 4.4 10.9 25.1 42.5 57.8 67.3 70.4 64.8 53.2 31.1 13.5 7.2 37.4
Mean °F -2.6 2.3 14.2 32.1 47.8 57.5 60.8 55.5 44.4 24.1 6.4 0.1 28.6
Min °F -9.6 -6.4 3.2 21.7 37.7 47.6 51.1 46.1 35.6 17.0 -0.8 -7.1 19.7

Normal Precipitation

(BIG DELTA ALLEN AAF Weather station, 11.17 miles from Big Delta)
Month Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
Inch 0.34 0.41 0.22 0.20 0.77 2.38 2.77 2.11 1.03 0.73 0.59 0.39 11.94