Most Monthly Precipitation in Trenton History

This is a list of the largest monthly precipitation totals ever recorded in Trenton, New Jersey history from 1865–2024.

What Was the Wettest Month in Trenton History?

According to NOAA records, the most precipitation that Trenton, New Jersey has ever received in a single month is 15.7 inches which occurred in August 2011.

Month to date though April 23, 2024: 4.2 inches

Trenton Most Rain in One Month

Rank	Precipitation	Month
1	15.7 inches	August 2011
2	15.1 inches	July 1880
3	14.1 inches	August 1955
4	14.1 inches	August 1875
5	13.8 inches	June 1996
6	13.4 inches	July 1975
7	12.0 inches	August 1911
8	11.2 inches	September 1999
9	11.2 inches	October 2005
10	10.8 inches	July 1889
11	10.8 inches	May 1894
12	10.7 inches	August 1902
13	10.6 inches	August 1910
14	10.5 inches	September 1934
15	10.4 inches	July 1919
16	10.3 inches	April 1874
17	10.2 inches	September 1889
18	10.2 inches	July 1941
19	10.1 inches	June 2013
20	10.1 inches	August 1901