Most Monthly Precipitation in St. Maries History

This is a list of the largest monthly precipitation totals ever recorded in St. Maries, Idaho history from 1897–2024.

What Was the Wettest Month in St. Maries History?

According to NOAA records, the most precipitation that St. Maries, Idaho has ever received in a single month is 10.0 inches which occurred in December 1933.

Month to date though April 12, 2024: 0.9 inches

St. Maries Most Rain in One Month

Rank	Precipitation	Month
1	10.0 inches	December 1933
2	9.9 inches	January 1953
3	9.8 inches	December 1996
4	9.6 inches	November 1897
5	9.2 inches	October 2016
6	8.6 inches	December 1964
7	8.6 inches	November 1973
8	8.6 inches	January 1974
9	8.5 inches	January 2006
10	8.4 inches	January 1970
11	8.1 inches	January 1969
12	8.0 inches	January 1954
13	7.9 inches	December 2015
14	7.8 inches	January 2020
15	7.8 inches	December 1977
16	7.8 inches	March 1916
17	7.4 inches	December 1998
18	7.2 inches	December 1917
19	7.1 inches	November 1902
20	7.1 inches	November 2006