Most Daily Precipitation in Sioux City History

This is a list of the largest daily precipitation totals ever recorded in Sioux City, Iowa history from 1948–2024.

What's the Most It Has Ever Rained in Sioux City?

According to NOAA records, the most rain that Sioux City, Iowa has ever received in a single day is 5.5 inches which occurred on Monday July 17, 1972.

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

Sioux City Most Rain in One Day

Rank	Precipitation	Date
1	5.5 inches	July 17, 1972
2	5.1 inches	June 14, 2014
3	4.5 inches	July 16, 1996
4	4.4 inches	October 30, 1979
5	4.3 inches	August 21, 1961
6	3.9 inches	June 13, 1957
7	3.6 inches	June 20, 1954
8	3.2 inches	November 19, 1948
9	3.2 inches	August 22, 1988
10	3.2 inches	August 29, 1993
11	3.1 inches	September 3, 2009
12	3.0 inches	July 8, 1993
13	2.9 inches	September 29, 1965
13	2.9 inches	June 7, 1953
15	2.9 inches	July 1, 2019
16	2.9 inches	September 15, 1988
17	2.9 inches	October 6, 2017
17	2.9 inches	September 2, 1970
19	2.8 inches	May 25, 2011
20	2.8 inches	August 29, 1999