Homer Average Rainfall by Month

This page shows the average precipitation in each month of the year in Homer, Alaska. It is based on NOAA data for the years 1991–2020.
What's the Rainiest Month in Homer?
In Homer, September has the greatest precipitation of any month. On average, Homer gets 3.3 inches of precipitation in September.
September is also the month where rain is most common. 55.0% of days in September will have at least some rain.
What's the Driest Month in Homer?
In Homer, May has the least precipitation of any month. On average, Homer gets 0.78 inches of precipitation in May.
May is also the month where rain is least common. 31.2% of days in May will have measurable rain.
Month Precipitation % Chance
January 2.15 in 45.5
February 1.78 in 44.6
March 1.32 in 34.5
April 1.05 in 34.0
May 0.78 in 31.2
June 0.87 in 32.8
July 1.44 in 39.0
August 2.30 in 46.2
September 3.29 in 55.0
October 2.54 in 48.0
November 2.87 in 49.0
December 3.26 in 54.6
Year 23.47 in 42.6
Weather Station Details
Years Station Coordinates
1932–2024 Homer Airport location
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