Martinsville Average Rainfall by Month

This page shows the average precipitation (including snowfall) in each month of the year in Martinsville, Indiana. It is based on NOAA data for the years 1991–2020.
What's the Rainiest Month in Martinsville?
In Martinsville, June has the greatest precipitation of any month. On average, Martinsville gets 5.3 inches of precipitation in June.
However, April is the month with the greatest chance of precipitation. 40.8% of days in April will have at least some rain or snow.
What's the Driest Month in Martinsville?
In Martinsville, February has the least precipitation of any month. On average, Martinsville gets 2.43 inches of precipitation in February.
September is the month with the lowest chance of precipitation. 24.0% of days in September will have measurable rain.
Month Precipitation % Chance
January 3.15 in 35.0
February 2.43 in 33.8
March 3.53 in 35.9
April 4.81 in 40.8
May 4.96 in 40.3
June 5.31 in 37.9
July 4.08 in 31.9
August 3.44 in 25.2
September 3.52 in 24.0
October 3.47 in 29.4
November 3.65 in 31.7
December 3.14 in 35.1
Year 45.43 in 33.4
Weather Station Details
Years Station Coordinates
1922–2024 Martinsville 2 SW location