Midway, HI Climate

Summary Graph

The summary climate graph for Midway, HI 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 Midway, HI.


The warmest month in Midway Atoll, Midway, Hawaii is August with an average high temperature of 84.0°F. The hottest day on record was June 28 2011 when the temperature hit 110.8°F. During February the overnight temperature drops to an average of 62.3°F with the lowest temperature of 45.0°F being recorded on March 26 1975.

Warmest Days

Warmest Months

Coldest Days

Coldest Months

The warmest days on record are:

28 Jun 2011110.8°F
2 Sep 2012108°F
24 Oct 2012102.2°F
26 Aug 2006101.8°F
8 Jan 2012100.9°F

The warmest months on average were:

September 201290.9°F
August 198488.7°F
August 198788.6°F
July 198488.4°F
October 201287.8°F

The coldest days on record are:

26 Mar 197545°F
1 Feb 198045°F
31 Dec 200548.2°F
7 Jan 197648.9°F
7 Mar 195150°F

The coldest months on average were:

February 197757.8°F
January 197758.8°F
February 201158.8°F
February 198059.2°F
March 196759.4°F


The wettest month in Midway, HI is January with an average of 3.4 inches of rain falling on 16 to 17 days. The driest month in Midway, HI is June with an average of 1.0 inches of rain falling on 9 to 10 days.

Wettest Days

The wettest days on record are:

29 March 197311 inches
19 March 19742.9 inches
30 March 19822.8 inches
3 March 19752.2 inches
31 March 19781.7 inches

Wettest Months

The wettest months on record are:

March 197346.5 inches
May 197341 inches
February 197334.1 inches
January 197332.1 inches
April 198225.4 inches

Driest Months

The driest months on record are:

May 19450 inches
June 19450 inches
July 19450 inches
August 19450 inches
September 19450 inches
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