Martinsburg Average Rainfall by Month

This page shows the average precipitation in each month of the year in Martinsburg, West Virginia. It is based on NOAA data for the years 1991–2020.
What's the Rainiest Month in Martinsburg?
In Martinsburg, May has the greatest precipitation of any month. On average, Martinsburg gets 4.1 inches of precipitation in May.
May is also the month where rain is most common. 41.8% of days in May will have at least some rain.
What's the Driest Month in Martinsburg?
In Martinsburg, February has the least precipitation of any month. On average, Martinsburg gets 2.34 inches of precipitation in February.
November is the month with the lowest chance of precipitation. 28.4% of days in November will have measurable rain.
Month Precipitation % Chance
January 2.73 in 32.9
February 2.34 in 33.0
March 3.45 in 35.4
April 3.37 in 36.8
May 4.09 in 41.8
June 4.07 in 38.0
July 3.73 in 34.4
August 3.07 in 29.4
September 4.03 in 31.2
October 2.99 in 28.8
November 2.74 in 28.4
December 3.09 in 30.9
Year 39.69 in 33.4
Weather Station Details
Years Station Coordinates
1926–2024 East West Virginia Regional Airport location
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