Most Monthly Precipitation in Santa Ana History

This is a list of the largest monthly precipitation totals ever recorded in Santa Ana, California history from 1906–2024.

What Was the Wettest Month in Santa Ana History?

According to NOAA records, the most precipitation that Santa Ana, California has ever received in a single month is 14.0 inches which occurred in February 1998.

Santa Ana Most Rain in One Month

Rank	Precipitation	Month
1	14.0 inches	February 1998
2	13.5 inches	January 1995
3	11.8 inches	January 1993
4	11.0 inches	January 1916
5	10.8 inches	December 2010
6	10.0 inches	March 1941
7	9.9 inches	January 1952
8	9.7 inches	February 1937
9	9.0 inches	February 1969
10	8.7 inches	January 1969
11	8.6 inches	December 1938
12	8.6 inches	February 1941
13	8.5 inches	February 1927
14	8.4 inches	February 2005
15	8.3 inches	March 1983
16	8.3 inches	January 1943
17	8.0 inches	December 1921
18	8.0 inches	January 1980
19	7.9 inches	January 1978
20	7.9 inches	February 1980