Most Daily Precipitation in Baltimore History

This is a list of the largest daily precipitation totals ever recorded in Baltimore, Maryland history from 1871–2024.

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

According to NOAA records, the most rain that Baltimore, Maryland has ever received in a single day is 7.6 inches which occurred on Wednesday August 23, 1933.

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

Baltimore Most Rain in One Day

Rank	Precipitation	Date
1	7.6 inches	August 23, 1933
2	6.3 inches	August 12, 2014
3	6.0 inches	September 30, 2010
4	6.0 inches	September 24, 1912
5	5.9 inches	July 8, 1952
6	5.5 inches	October 29, 2012
7	5.0 inches	September 16, 1999
8	5.0 inches	September 27, 1985
9	4.9 inches	August 12, 1955
10	4.8 inches	July 21, 2018
11	4.8 inches	September 6, 1895
12	4.7 inches	August 8, 1942
13	4.5 inches	June 28, 1885
14	4.5 inches	July 27, 2004
15	4.4 inches	September 5, 1979
16	4.4 inches	October 10, 1922
17	4.4 inches	October 8, 2005
18	4.3 inches	July 20, 1956
19	4.2 inches	September 16, 1976
20	4.1 inches	September 1, 2021