Most Monthly Precipitation in Lamar History

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

What Was the Wettest Month in Lamar History?

According to NOAA records, the most precipitation that Lamar, Colorado has ever received in a single month is 9.6 inches which occurred in May 1914.

Lamar Most Rain in One Month

Rank	Precipitation	Month
1	9.6 inches	May 1914
2	9.0 inches	July 1927
3	8.3 inches	April 1900
4	8.0 inches	July 1895
5	7.9 inches	July 1998
6	7.5 inches	June 1949
7	7.5 inches	August 1997
8	7.4 inches	May 1944
9	7.2 inches	July 2017
10	7.1 inches	May 2015
11	7.0 inches	May 1964
12	6.8 inches	June 2023
13	6.6 inches	June 1965
14	6.4 inches	May 1979
15	6.4 inches	August 1991
16	6.1 inches	May 2001
17	6.1 inches	July 1907
18	6.0 inches	June 1996
19	6.0 inches	July 1899
20	5.9 inches	April 1905