Most Monthly Precipitation in San Jose History

This is a list of the largest monthly precipitation totals ever recorded in San Jose, California history from 1893–2024.

What Was the Wettest Month in San Jose History?

According to NOAA records, the most precipitation that San Jose, California has ever received in a single month is 12.4 inches which occurred in January 1911.

Month to date though April 23, 2024: 0.8 inches

San Jose Most Rain in One Month

Rank	Precipitation	Month
1	12.4 inches	January 1911
2	10.2 inches	February 1998
3	9.3 inches	December 1955
4	8.7 inches	January 1916
5	8.7 inches	January 1995
6	7.8 inches	March 1907
7	7.7 inches	December 2014
8	7.7 inches	January 1909
9	7.4 inches	January 1983
10	7.4 inches	December 1894
11	7.1 inches	January 1978
12	7.0 inches	February 1915
13	7.0 inches	January 1993
14	6.9 inches	March 1995
15	6.8 inches	January 1997
16	6.7 inches	March 1982
17	6.6 inches	February 1969
18	6.6 inches	February 1992
19	6.4 inches	March 1983
20	6.4 inches	December 1906