Most Monthly Precipitation in Harrison History

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

What Was the Wettest Month in Harrison History?

According to NOAA records, the most precipitation that Harrison, Nebraska has ever received in a single month is 11.4 inches which occurred in May 1991.

Harrison Most Rain in One Month

Rank	Precipitation	Month
1	11.4 inches	May 1991
2	9.8 inches	May 2015
3	9.6 inches	June 1947
4	8.5 inches	May 1942
5	8.3 inches	May 1995
6	7.9 inches	May 1946
7	7.6 inches	May 1917
8	7.5 inches	May 1935
9	7.5 inches	May 1971
10	7.3 inches	June 2015
11	7.1 inches	May 1965
12	7.1 inches	June 1927
13	6.9 inches	June 2009
14	6.8 inches	June 1962
15	6.7 inches	May 2018
16	6.6 inches	May 2011
17	6.5 inches	June 1941
18	6.2 inches	October 2013
18	6.2 inches	June 2005
20	6.2 inches	June 1999