Most Monthly Precipitation in Belleville History

This is a list of the largest monthly precipitation totals ever recorded in Belleville, Illinois history from 1948–2024.

What Was the Wettest Month in Belleville History?

According to NOAA records, the most precipitation that Belleville, Illinois has ever received in a single month is 17.2 inches which occurred in June 1957.

Month to date though April 10, 2024: 0.1 inches

Belleville Most Rain in One Month

Rank	Precipitation	Month
1	17.2 inches	June 1957
2	17.0 inches	May 1995
3	12.1 inches	October 2009
4	11.8 inches	May 1990
5	11.5 inches	April 1994
6	11.2 inches	June 2013
7	11.1 inches	April 1996
8	10.9 inches	November 1972
9	10.4 inches	August 2020
10	10.4 inches	November 1985
11	9.9 inches	May 1961
12	9.7 inches	March 2008
13	9.5 inches	June 2015
14	9.5 inches	July 2010
15	9.5 inches	September 2005
16	9.4 inches	April 1957
17	9.4 inches	June 2000
18	9.4 inches	December 1982
19	9.2 inches	May 2008
20	9.1 inches	January 1950