Most Daily Precipitation in St. Louis History

This is a list of the largest daily precipitation totals ever recorded in St. Louis, Missouri history from 1893–2024.

What's the Most It Has Ever Rained in St. Louis?

According to NOAA records, the most rain that St. Louis, Missouri has ever received in a single day is 8.6 inches which occurred on Tuesday July 26, 2022.

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

St. Louis Most Rain in One Day

Rank	Precipitation	Date
1	8.6 inches	July 26, 2022
2	6.9 inches	August 20, 1915
3	5.6 inches	May 16, 1995
4	4.9 inches	December 26, 2015
5	4.8 inches	April 11, 1979
6	4.7 inches	June 28, 1902
7	4.7 inches	July 5, 1948
8	4.6 inches	September 13, 1945
9	4.6 inches	September 14, 2008
10	4.5 inches	April 28, 1996
11	4.3 inches	August 3, 2022
12	4.3 inches	August 15, 1946
13	4.2 inches	January 3, 1950
14	4.2 inches	April 22, 1944
15	4.0 inches	July 9, 1942
16	4.0 inches	September 1, 1931
17	4.0 inches	May 17, 1995
17	4.0 inches	June 14, 1957
19	3.7 inches	September 28, 1919
20	3.7 inches	July 23, 1933