Most Monthly Precipitation in Cape Girardeau History

This is a list of the largest monthly precipitation totals ever recorded in Cape Girardeau, Missouri history from 1945–2024.

What Was the Wettest Month in Cape Girardeau History?

According to NOAA records, the most precipitation that Cape Girardeau, Missouri has ever received in a single month is 20.5 inches which occurred in April 2011.

Cape Girardeau Most Rain in One Month

Rank	Precipitation	Month
1	20.5 inches	April 2011
2	17.8 inches	March 2008
3	16.9 inches	May 1973
4	15.9 inches	January 1950
5	13.6 inches	July 1958
6	12.9 inches	May 2002
7	12.7 inches	April 1983
8	12.3 inches	December 1982
9	11.9 inches	March 1977
10	11.8 inches	January 1982
11	11.6 inches	April 1957
12	11.3 inches	June 1958
13	11.3 inches	October 1949
14	11.2 inches	August 2023
15	11.1 inches	June 1989
15	11.1 inches	March 1964
17	10.9 inches	May 1986
18	10.8 inches	January 1999
19	10.7 inches	July 2001
20	10.7 inches	October 1984