Most Monthly Precipitation in Twin Falls History

This is a list of the largest monthly precipitation totals ever recorded in Twin Falls, Idaho history from 1925–2024.

What Was the Wettest Month in Twin Falls History?

According to NOAA records, the most precipitation that Twin Falls, Idaho has ever received in a single month is 5.6 inches which occurred in August 2014.

Month to date though April 24, 2024: 0.3 inches

Twin Falls Most Rain in One Month

Rank	Precipitation	Month
1	5.6 inches	August 2014
2	4.9 inches	June 2009
3	4.1 inches	May 1995
4	4.1 inches	December 1996
5	3.9 inches	February 1986
6	3.9 inches	May 1998
7	3.8 inches	December 1964
8	3.8 inches	May 2005
9	3.7 inches	November 1942
10	3.7 inches	June 1944
11	3.6 inches	January 1936
12	3.2 inches	March 1993
13	3.2 inches	June 1995
14	3.1 inches	December 1983
15	3.1 inches	April 2005
16	3.1 inches	January 1970
17	3.1 inches	April 1944
18	3.1 inches	December 2005
19	3.0 inches	November 1988
20	2.9 inches	September 1940