Most Monthly Precipitation in Merced History

This is a list of the largest monthly precipitation totals ever recorded in Merced, California history from 1899–2024.

What Was the Wettest Month in Merced History?

According to NOAA records, the most precipitation that Merced, California has ever received in a single month is 8.0 inches which occurred in January 1909.

Month to date though April 17, 2024: 1.7 inches

Merced Most Rain in One Month

Rank	Precipitation	Month
1	8.0 inches	January 1909
2	8.0 inches	January 1911
3	7.1 inches	January 1969
4	6.9 inches	March 1958
5	6.8 inches	February 1936
6	6.7 inches	January 1995
7	6.7 inches	January 2023
8	6.6 inches	March 1906
9	6.1 inches	February 1998
10	5.9 inches	January 1916
11	5.7 inches	February 1962
12	5.7 inches	January 1993
13	5.6 inches	January 2017
14	5.6 inches	February 1938
15	5.6 inches	December 1921
16	5.4 inches	January 1952
17	5.4 inches	March 1982
18	5.2 inches	January 1914
19	5.2 inches	December 2022
20	5.2 inches	December 1940