Most Monthly Precipitation in Galveston History

This is a list of the largest monthly precipitation totals ever recorded in Galveston, Texas history from 1897–2024.

What Was the Wettest Month in Galveston History?

According to NOAA records, the most precipitation that Galveston, Texas has ever received in a single month is 26.7 inches which occurred in August 2017.

Galveston Most Rain in One Month

Rank	Precipitation	Month
1	26.7 inches	August 2017
2	24.3 inches	September 2018
3	18.7 inches	July 1900
4	18.1 inches	September 2019
5	17.5 inches	July 1979
6	15.4 inches	September 1961
7	15.3 inches	August 1953
8	14.8 inches	June 1961
9	14.7 inches	August 2002
10	14.6 inches	November 2000
11	14.3 inches	September 1970
12	14.0 inches	September 1998
13	13.8 inches	September 1958
14	13.7 inches	June 1998
15	13.4 inches	August 1981
16	13.0 inches	June 1968
17	12.4 inches	June 1989
18	11.9 inches	June 1950
19	11.8 inches	October 2002
20	11.6 inches	September 1951