Most Daily Precipitation in Sumter History

This is a list of the largest daily precipitation totals ever recorded in Sumter, South Carolina history from 1901–2024.

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

According to NOAA records, the most rain that Sumter, South Carolina has ever received in a single day is 10.7 inches which occurred on Sunday October 4, 2015.

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

Sumter Most Rain in One Day

Rank	Precipitation	Date
1	10.7 inches	October 4, 2015
2	8.7 inches	September 17, 1945
3	8.2 inches	October 11, 1990
4	8.1 inches	October 5, 2015
5	8.0 inches	September 30, 1959
6	7.2 inches	September 17, 2020
7	7.0 inches	June 18, 1954
8	6.6 inches	June 12, 1973
9	6.6 inches	June 22, 1970
10	5.6 inches	August 5, 1946
11	5.5 inches	July 24, 1994
12	5.4 inches	September 5, 1979
13	5.4 inches	March 27, 2023
14	5.4 inches	October 8, 2016
15	5.1 inches	September 3, 2016
16	4.6 inches	August 27, 1995
17	4.6 inches	September 19, 1994
18	4.5 inches	August 5, 1932
19	4.4 inches	June 18, 1991
20	4.4 inches	August 31, 1964