Most Monthly Precipitation in Greeley History

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

What Was the Wettest Month in Greeley History?

According to NOAA records, the most precipitation that Greeley, Colorado has ever received in a single month is 7.5 inches which occurred in May 2017.

Month to date though April 26, 2024: 1.1 inches

Greeley Most Rain in One Month

Rank	Precipitation	Month
1	7.5 inches	May 2017
2	7.4 inches	April 1999
3	7.3 inches	May 2015
4	7.0 inches	August 2008
5	6.3 inches	April 1900
6	6.1 inches	July 2001
7	6.1 inches	June 1928
8	5.8 inches	May 1898
9	5.8 inches	May 1935
10	5.5 inches	May 2014
11	5.4 inches	May 1981
12	5.4 inches	May 1905
13	5.3 inches	May 1975
14	5.3 inches	May 1908
15	5.2 inches	May 1978
16	5.1 inches	July 1909
17	5.1 inches	May 1983
18	5.0 inches	May 1957
19	4.9 inches	September 2013
20	4.8 inches	July 1896