Most Monthly Precipitation in Kokomo History

This is a list of the largest monthly precipitation totals ever recorded in Kokomo, Indiana history from 1901–2024.

What Was the Wettest Month in Kokomo History?

According to NOAA records, the most precipitation that Kokomo, Indiana has ever received in a single month is 17.0 inches which occurred in July 2003.

Kokomo Most Rain in One Month

Rank	Precipitation	Month
1	17.0 inches	July 2003
2	13.0 inches	September 1926
3	12.9 inches	May 1943
4	11.9 inches	July 1992
5	11.8 inches	June 1998
6	11.4 inches	June 2015
7	11.1 inches	August 2018
8	11.0 inches	May 1933
9	11.0 inches	April 2013
10	10.9 inches	October 1917
11	10.9 inches	June 2010
12	10.6 inches	November 1985
13	10.1 inches	September 1950
14	10.0 inches	January 1916
15	9.7 inches	January 1950
16	9.5 inches	August 1977
17	9.4 inches	September 2003
18	9.3 inches	July 1979
19	9.2 inches	April 1920
20	9.1 inches	June 1902