Most Daily Precipitation in Boston History

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

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

According to NOAA records, the most rain that Boston, Massachusetts has ever received in a single day is 7.1 inches which occurred on Friday August 19, 1955.

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

Boston Most Rain in One Day

Rank	Precipitation	Date
1	7.1 inches	August 19, 1955
2	6.1 inches	October 20, 1996
3	6.0 inches	July 9, 1921
4	5.7 inches	June 13, 1998
5	5.6 inches	September 11, 1954
5	5.6 inches	September 16, 1933
7	4.9 inches	August 18, 1955
8	4.9 inches	October 13, 1895
9	4.7 inches	September 10, 1999
10	4.5 inches	May 16, 1954
11	4.5 inches	July 1, 1915
12	4.3 inches	April 1, 2004
13	4.2 inches	December 12, 1992
14	4.2 inches	August 26, 1924
15	4.1 inches	May 31, 1984
16	4.0 inches	June 6, 2000
17	3.9 inches	September 10, 1924
18	3.8 inches	May 13, 2006
19	3.8 inches	May 14, 2006
20	3.6 inches	August 1, 1985