Most Monthly Precipitation in Jefferson City History

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

What Was the Wettest Month in Jefferson City History?

According to NOAA records, the most precipitation that Jefferson City, Missouri has ever received in a single month is 14.1 inches which occurred in October 1941.

Jefferson City Most Rain in One Month

Rank	Precipitation	Month
1	14.1 inches	October 1941
2	13.9 inches	April 1922
3	13.4 inches	July 1993
4	12.8 inches	September 1993
5	12.4 inches	August 1946
6	12.3 inches	April 1994
7	12.3 inches	October 2009
8	12.3 inches	September 2008
9	11.9 inches	October 1919
10	11.7 inches	September 1905
11	11.5 inches	March 1922
12	11.5 inches	September 2003
13	11.5 inches	September 1970
14	11.2 inches	June 1998
15	10.8 inches	May 1943
16	10.5 inches	March 1973
17	10.5 inches	July 2008
18	10.2 inches	August 2005
19	10.2 inches	June 1969
20	10.2 inches	May 1990