Most Daily Precipitation in Great Falls History

This is a list of the largest daily precipitation totals ever recorded in Great Falls, Montana history from 1892–2024.

What's the Most It Has Ever Rained in Great Falls?

According to NOAA records, the most rain that Great Falls, Montana has ever received in a single day is 3.4 inches which occurred on Sunday June 23, 1907.

Also see most rain in: 2 days | 1 week | 1 month

Great Falls Most Rain in One Day

Rank	Precipitation	Date
1	3.4 inches	June 23, 1907
2	2.9 inches	August 23, 2014
3	2.8 inches	May 15, 1902
4	2.7 inches	August 21, 1933
5	2.7 inches	June 5, 1908
6	2.5 inches	May 25, 1980
7	2.4 inches	June 2, 2005
8	2.4 inches	May 29, 1953
9	2.4 inches	June 11, 1892
10	2.3 inches	October 3, 2015
10	2.3 inches	June 8, 1964
12	2.2 inches	June 10, 2002
13	2.2 inches	April 30, 1951
14	2.2 inches	June 25, 1969
14	2.2 inches	June 13, 1914
16	2.1 inches	June 3, 1953
17	2.1 inches	June 29, 2020
17	2.1 inches	May 25, 1953
19	2.0 inches	June 20, 1903
20	2.0 inches	June 3, 1915