Honolulu Average Temperature by Month

This page shows the average temperature in each month of the year in Honolulu, Hawaii. It is based on NOAA data for the years 1991–2020.
What's the Hottest Month in Honolulu?
In Honolulu, Hawaii, the warmest month is August, with an average daily high temperature of 88.8 °F and an average low of 75.6 °F.
What's the Coldest Month in Honolulu?
In Honolulu, Hawaii, the coolest month is January, with an average daily high temperature of 80.5 °F and an average low of 66.8 °F.
Month Avg. High Avg. Low
January 80.5 °F 66.8 °F
February 80.5 °F 67.1 °F
March 81.2 °F 68.1 °F
April 83.1 °F 70.1 °F
May 84.8 °F 71.5 °F
June 86.9 °F 73.8 °F
July 88.1 °F 75.1 °F
August 88.8 °F 75.6 °F
September 88.4 °F 74.8 °F
October 86.9 °F 73.9 °F
November 84.1 °F 71.8 °F
December 81.8 °F 69.2 °F
Year 84.6 °F 71.5 °F
Weather Station Details
Years Station Coordinates
1943–2024 Honolulu International Airport location
1905–1929 Insane Asylum location