Most Monthly Precipitation in Gunnison History

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

What Was the Wettest Month in Gunnison History?

According to NOAA records, the most precipitation that Gunnison, Colorado has ever received in a single month is 4.2 inches which occurred in July 1911.

Gunnison Most Rain in One Month

Rank	Precipitation	Month
1	4.2 inches	July 1911
2	4.1 inches	October 1969
3	3.9 inches	July 1919
4	3.8 inches	July 1965
5	3.6 inches	August 1971
6	3.5 inches	August 1946
7	3.4 inches	January 1957
8	3.4 inches	August 1982
9	3.3 inches	August 1959
10	3.3 inches	September 1970
11	3.3 inches	July 1923
12	3.3 inches	July 1981
13	3.2 inches	July 1935
14	3.1 inches	December 1997
15	3.1 inches	July 1957
15	3.1 inches	July 2004
17	3.1 inches	August 1999
18	3.1 inches	July 2006
19	3.1 inches	October 1941
20	3.0 inches	July 1952