Most Monthly Precipitation in Hardin History

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

What Was the Wettest Month in Hardin History?

According to NOAA records, the most precipitation that Hardin, Montana has ever received in a single month is 7.8 inches which occurred in July 1993.

Hardin Most Rain in One Month

Rank	Precipitation	Month
1	7.8 inches	July 1993
2	7.6 inches	June 2023
3	6.7 inches	May 2011
4	6.5 inches	May 1978
5	6.0 inches	June 1963
6	5.5 inches	May 2007
7	5.3 inches	September 1991
8	5.1 inches	June 1968
9	5.0 inches	June 1958
10	5.0 inches	May 2010
11	4.6 inches	June 1964
12	4.6 inches	June 2018
13	4.3 inches	September 1978
14	4.1 inches	October 2016
15	4.0 inches	May 1987
16	4.0 inches	June 1969
17	4.0 inches	April 1964
18	4.0 inches	April 1955
19	3.9 inches	June 1957
20	3.9 inches	May 2023