Most Monthly Precipitation in Alta History

This is a list of the largest monthly precipitation totals ever recorded in Alta, Utah history from 1905–2024.

What Was the Wettest Month in Alta History?

According to NOAA records, the most precipitation that Alta, Utah has ever received in a single month is 25.5 inches which occurred in December 1983.

Alta Most Rain in One Month

Rank	Precipitation	Month
1	25.5 inches	December 1983
2	18.7 inches	December 1981
3	17.1 inches	March 2023
4	16.7 inches	January 1980
5	15.9 inches	December 1955
6	15.4 inches	December 1951
7	15.1 inches	March 1982
8	15.1 inches	December 1971
9	14.7 inches	January 2008
10	14.5 inches	March 1952
11	14.3 inches	April 2011
12	14.2 inches	January 2023
13	13.8 inches	November 1983
14	13.7 inches	February 1980
15	13.7 inches	March 1975
16	13.6 inches	January 1967
17	13.5 inches	September 1982
18	13.5 inches	February 1986
18	13.5 inches	January 1950
20	13.4 inches	March 1983