Gulfport Average Rainfall by Month

This page shows the average precipitation in each month of the year in Gulfport, Mississippi. It is based on NOAA data for the years 1991–2020.
What's the Rainiest Month in Gulfport?
In Gulfport, July has the greatest precipitation of any month. On average, Gulfport gets 7.6 inches of precipitation in July.
However, August is the month with the greatest chance of precipitation. 43.9% of days in August will have at least some rain.
What's the Driest Month in Gulfport?
In Gulfport, October has the least precipitation of any month. On average, Gulfport gets 3.91 inches of precipitation in October.
May is the month with the lowest chance of precipitation. 23.5% of days in May will have measurable rain.
Month Precipitation % Chance
January 4.97 in 31.3
February 4.21 in 32.2
March 5.52 in 29.0
April 5.55 in 25.7
May 5.02 in 23.5
June 7.02 in 39.7
July 7.61 in 43.3
August 6.66 in 43.9
September 5.47 in 29.4
October 3.91 in 24.2
November 4.14 in 27.0
December 4.60 in 32.2
Year 64.69 in 31.8
Weather Station Details
Years Station Coordinates
1999–2024 Gulfport Biloxi Airport location
1893–1998 Biloxi location
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