Most Monthly Precipitation in McAlester History

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

What Was the Wettest Month in McAlester History?

According to NOAA records, the most precipitation that McAlester, Oklahoma has ever received in a single month is 23.0 inches which occurred in May 2015.

Month to date though April 17, 2024: 2.5 inches

McAlester Most Rain in One Month

Rank	Precipitation	Month
1	23.0 inches	May 2015
2	17.4 inches	October 1981
3	16.3 inches	May 1929
4	14.9 inches	June 1945
5	14.6 inches	May 1943
6	13.9 inches	June 1904
7	13.7 inches	October 1941
8	13.6 inches	May 1923
9	13.3 inches	July 1953
10	13.1 inches	January 1916
11	12.8 inches	October 1984
12	12.5 inches	September 1967
13	12.5 inches	May 1990
14	12.4 inches	March 1945
15	12.3 inches	April 1942
16	12.1 inches	May 1982
17	11.9 inches	June 1935
18	11.8 inches	June 1908
19	11.7 inches	September 1970
20	11.7 inches	October 2009