Most Monthly Precipitation in Atchison History

This is a list of the largest monthly precipitation totals ever recorded in Atchison, Kansas history from 1893–2019.

What Was the Wettest Month in Atchison History?

According to NOAA records, the most precipitation that Atchison, Kansas has ever received in a single month is 17.9 inches which occurred in July 1958.

Atchison Most Rain in One Month

Rank	Precipitation	Month
1	17.9 inches	July 1958
2	16.5 inches	July 1992
3	15.8 inches	July 1993
4	14.9 inches	June 1925
5	12.7 inches	May 1982
6	12.6 inches	May 1995
7	12.6 inches	September 1977
8	12.2 inches	September 1965
9	12.1 inches	June 1943
10	11.8 inches	May 1903
11	11.5 inches	September 1986
12	11.4 inches	June 1967
13	11.3 inches	June 1951
14	11.3 inches	May 2019
15	11.2 inches	June 2001
16	11.2 inches	September 1973
17	10.9 inches	September 1909
18	10.9 inches	June 1996
19	10.8 inches	July 1961
20	10.6 inches	August 1977