Most Daily Precipitation in Riverton History

This is a list of the largest daily precipitation totals ever recorded in Riverton, Wyoming history from 1907–2024.

What's the Most It Has Ever Rained in Riverton?

According to NOAA records, the most rain that Riverton, Wyoming has ever received in a single day is 3.5 inches which occurred on Sunday May 8, 1921.

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

Riverton Most Rain in One Day

Rank	Precipitation	Date
1	3.5 inches	May 8, 1921
2	3.1 inches	August 1, 1912
3	2.5 inches	May 30, 1924
4	2.2 inches	June 3, 1993
5	2.1 inches	September 27, 1923
6	2.1 inches	May 12, 2010
7	2.0 inches	June 12, 1947
8	2.0 inches	October 6, 1912
8	2.0 inches	August 18, 1912
10	1.9 inches	July 25, 1977
10	1.9 inches	July 24, 1923
12	1.9 inches	June 5, 1972
13	1.9 inches	June 22, 1964
14	1.9 inches	June 17, 1993
15	1.8 inches	September 28, 1923
16	1.7 inches	July 30, 1956
17	1.7 inches	October 19, 1924
18	1.6 inches	June 1, 1951
19	1.6 inches	May 18, 1978
20	1.6 inches	May 20, 2011