Honolulu, HI Climate

Summary Graph

The summary climate graph for Honolulu, 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 Honolulu, HI.

Temperature

The warmest month in Honolulu International, Honolulu, Hawaii is August with an average high temperature of 88.0°F. The hottest day on record was August 5 2003 when the temperature hit 96.1°F. During January the overnight temperature drops to an average of 65.9°F with the lowest temperature of 52.0°F being recorded on December 31 1990.

Warmest Days

Warmest Months

Coldest Days

Coldest Months

The warmest days on record are:

5 Aug 200396.1°F
26 Nov 200596.1°F
20 Sep 199495°F
7 Oct 198493.9°F
8 Sep 198693.9°F

The warmest months on average were:

August 198791.3°F
August 199491.2°F
September 198791°F
September 199490.9°F
August 200590.9°F

The coldest days on record are:

31 Dec 199052°F
20 Jan 196952.3°F
9 Feb 198152.9°F
12 Feb 198352.9°F
1 Feb 199853.2°F

The coldest months on average were:

February 198360.2°F
February 198761°F
February 198661.2°F
January 196961.5°F
January 198561.6°F

Rain

The wettest month by average rainfall in Honolulu, HI is January with an average of 3.5 inches of rain falling on 5 to 6 days.Although in December it typically rains on more days with 3.5 inches falling in 6 to 7 days. The driest month by average rainfall in Honolulu, HI is June with an average of 0.4 inches of rain falling on 5 to 6 days. Although in August it typically rains on less days with 0.6 inches falling in 4 to 5 days

Wettest Days

The wettest days on record are:

20 November 19405.5 inches
28 November 19545.4 inches
27 November 19754.9 inches
6 November 19964.5 inches
14 November 19654.3 inches

Wettest Months

The wettest months on record are:

March 195120.9 inches
December 198719.1 inches
November 199618.8 inches
December 197316.1 inches
January 198215.2 inches

Driest Months

The driest months on record are:

July 19390 inches
August 19390 inches
September 19390 inches
October 19390 inches
November 19390 inches