Most Monthly Precipitation in Pierre History

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

What Was the Wettest Month in Pierre History?

According to NOAA records, the most precipitation that Pierre, South Dakota has ever received in a single month is 8.3 inches which occurred in June 2011.

Month to date though April 17, 2024: 1.5 inches

Pierre Most Rain in One Month

Rank	Precipitation	Month
1	8.3 inches	June 2011
2	7.7 inches	June 2008
3	7.3 inches	June 1968
4	7.3 inches	June 1954
5	7.2 inches	May 1982
6	7.1 inches	June 1967
7	7.0 inches	September 1996
8	6.8 inches	May 2019
9	6.5 inches	May 1962
10	6.4 inches	July 1997
11	6.4 inches	April 1986
12	6.3 inches	June 2022
13	6.3 inches	June 1991
14	6.2 inches	June 1983
15	6.2 inches	June 1962
16	6.2 inches	May 2015
17	6.2 inches	June 2015
18	6.0 inches	June 1943
19	5.9 inches	April 1964
20	5.9 inches	June 1975