Most Monthly Precipitation in Manchester History

This is a list of the largest monthly precipitation totals ever recorded in Manchester, New Hampshire history from 1885–2024.

What Was the Wettest Month in Manchester History?

According to NOAA records, the most precipitation that Manchester, New Hampshire has ever received in a single month is 12.6 inches which occurred in August 1990.

Month to date though April 16, 2024: 3.1 inches

Manchester Most Rain in One Month

Rank	Precipitation	Month
1	12.6 inches	August 1990
2	12.5 inches	October 2005
3	12.3 inches	May 2006
4	10.9 inches	June 1998
5	10.6 inches	July 2021
6	9.6 inches	July 1887
7	9.6 inches	September 1888
8	9.5 inches	May 1954
9	9.3 inches	March 2010
10	9.3 inches	October 1996
11	9.2 inches	September 1932
12	9.2 inches	March 1953
13	9.1 inches	October 1962
14	9.0 inches	January 1979
15	9.0 inches	September 1938
16	9.0 inches	March 1936
17	8.9 inches	June 2006
18	8.9 inches	July 2023
19	8.8 inches	November 2018
20	8.8 inches	July 1988