Most Monthly Precipitation in Waterville History

This is a list of the largest monthly precipitation totals ever recorded in Waterville, Maine history from 1895–2024.

What Was the Wettest Month in Waterville History?

According to NOAA records, the most precipitation that Waterville, Maine has ever received in a single month is 13.0 inches which occurred in October 2005.

Waterville Most Rain in One Month

Rank	Precipitation	Month
1	13.0 inches	October 2005
2	12.0 inches	September 1954
3	11.2 inches	September 1999
4	10.7 inches	December 1973
5	10.2 inches	March 2024
6	9.9 inches	May 1984
7	9.9 inches	December 1969
8	9.8 inches	September 1934
9	9.8 inches	May 1990
10	9.5 inches	April 2005
11	9.4 inches	September 1920
12	9.3 inches	April 1983
13	9.2 inches	January 1979
14	9.2 inches	July 1915
15	9.0 inches	July 1976
16	8.9 inches	March 1902
17	8.9 inches	November 1950
18	8.6 inches	November 1963
19	8.5 inches	September 2013
20	8.5 inches	June 2006