Delta Junction, AK Climate

Summary Graph

The summary climate graph for Delta Junction, AK shows a selection of temperature, rainfall and snow minimum, mean and maximum measures over the course of a year. Click on each of the measures in the key to toggle them on and off.

Graph of average and extreme temperature ranges by day for Delta Junction, AK.


The warmest month in Allen Army Air Field, Delta Junction, Alaska is July with an average high temperature of 70.5°F. The hottest day on record was May 25 2002 when the temperature hit 91.9°F. During January the overnight temperature drops to an average of -10.2°F with the lowest temperature of -61.6°F being recorded on December 14 1946.

Warmest Days

Warmest Months

Coldest Days

Coldest Months

The warmest days on record are:

25 May 200291.9°F
5 Jul 195891°F
16 Jun 196991°F
26 Jul 195590°F
7 Aug 199490°F

The warmest months on average were:

June 200476.8°F
July 199075.9°F
July 200975.7°F
June 195875.2°F
July 199474.8°F

The coldest days on record are:

14 Dec 1946-61.6°F
29 Dec 1961-61.1°F
30 Jan 1947-60.5°F
11 Dec 1964-60°F
2 Feb 1947-59.6°F

The coldest months on average were:

January 1971-32.3°F
February 1979-31.1°F
January 2012-30.1°F
December 1964-29°F
February 1950-28.6°F


The wettest month in Delta Junction, AK is July with an average of 1.7 inches of rain falling on 13 to 14 days. The driest month in Delta Junction, AK is March with an average of 0.3 inches of rain falling on 0 to 1 days.

Wettest Days

The wettest days on record are:

7 March 19762.7 inches
31 March 19731.8 inches
17 March 19880.3 inches
4 March 19890.2 inches
27 March 19940.2 inches

Wettest Months

The wettest months on record are:

December 197447.8 inches
April 197319.7 inches
May 197319.5 inches
August 197510.1 inches
February 19757.8 inches

Driest Months

The driest months on record are:

November 19450 inches
December 19450 inches
January 19460 inches
February 19460 inches
March 19460 inches