Most Monthly Precipitation in Plymouth History

This is a list of the largest monthly precipitation totals ever recorded in Plymouth, Indiana history from 1894–2024.

What Was the Wettest Month in Plymouth History?

According to NOAA records, the most precipitation that Plymouth, Indiana has ever received in a single month is 14.5 inches which occurred in October 1954.

Month to date though April 27, 2024: 5.8 inches

Plymouth Most Rain in One Month

Rank	Precipitation	Month
1	14.5 inches	October 1954
2	11.1 inches	June 2015
3	10.5 inches	June 1994
4	10.4 inches	June 2021
5	10.4 inches	June 1939
6	9.5 inches	June 1916
7	9.3 inches	September 1972
8	9.1 inches	October 2021
9	9.0 inches	June 1975
10	9.0 inches	June 2013
11	9.0 inches	August 2007
12	8.8 inches	October 2001
13	8.8 inches	July 1986
14	8.4 inches	August 1990
15	8.4 inches	July 2017
16	8.3 inches	July 1912
17	8.3 inches	July 1963
18	8.3 inches	June 1986
19	8.2 inches	May 1943
20	8.2 inches	October 1941