Most Daily Precipitation in St. George History

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

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

According to NOAA records, the most rain that St. George, Utah has ever received in a single day is 2.4 inches which occurred on Tuesday August 31, 1909.

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

St. George Most Rain in One Day

Rank	Precipitation	Date
1	2.4 inches	August 31, 1909
2	2.1 inches	January 3, 1997
3	2.0 inches	August 24, 2020
3	2.0 inches	March 11, 2006
5	1.9 inches	August 2, 1899
6	1.9 inches	December 1, 2007
7	1.8 inches	July 25, 1902
8	1.8 inches	August 28, 1896
9	1.8 inches	October 26, 1912
10	1.8 inches	September 2, 2023
10	1.8 inches	October 12, 2012
12	1.7 inches	September 1, 2023
13	1.6 inches	July 25, 2017
13	1.6 inches	October 20, 2004
15	1.6 inches	September 19, 1972
16	1.6 inches	February 11, 1982
17	1.5 inches	October 2, 1903
18	1.5 inches	May 11, 1958
19	1.5 inches	March 12, 2006
20	1.5 inches	October 30, 1920
20	1.5 inches	July 23, 1903