Most Monthly Precipitation in Manitowoc History

This is a list of the largest monthly precipitation totals ever recorded in Manitowoc, Wisconsin history from 1893–2024.

What Was the Wettest Month in Manitowoc History?

According to NOAA records, the most precipitation that Manitowoc, Wisconsin has ever received in a single month is 12.9 inches which occurred in July 1912.

Manitowoc Most Rain in One Month

Rank	Precipitation	Month
1	12.9 inches	July 1912
2	12.6 inches	September 1986
3	11.8 inches	September 1931
4	11.1 inches	August 1924
5	10.3 inches	June 2008
6	9.5 inches	August 1975
7	9.3 inches	May 1918
8	8.9 inches	July 1902
9	8.8 inches	July 2006
10	8.7 inches	May 2004
11	8.5 inches	June 1996
11	8.5 inches	June 2017
13	8.3 inches	July 2020
14	8.2 inches	July 2021
15	8.1 inches	July 1991
16	8.0 inches	June 2010
17	7.9 inches	July 1903
18	7.7 inches	April 1929
19	7.7 inches	September 1915
20	7.7 inches	November 1934