Most Monthly Precipitation in Dallas History

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

What Was the Wettest Month in Dallas History?

According to NOAA records, the most precipitation that Dallas, Texas has ever received in a single month is 16.4 inches which occurred in October 2018.

Month to date though April 15, 2024: 2.3 inches

Dallas Most Rain in One Month

Rank	Precipitation	Month
1	16.4 inches	October 2018
2	16.1 inches	October 1981
3	15.4 inches	April 1966
4	15.0 inches	May 2015
5	13.9 inches	April 1957
6	13.7 inches	May 1957
7	13.0 inches	April 1922
8	12.9 inches	May 1920
9	12.6 inches	May 1946
10	12.4 inches	September 2018
11	12.4 inches	April 1942
12	12.2 inches	June 1941
13	11.8 inches	October 2015
14	11.7 inches	August 1915
15	11.4 inches	October 1959
16	11.3 inches	October 2023
17	11.2 inches	May 1930
18	11.2 inches	October 1994
19	11.1 inches	October 1984
20	10.9 inches	October 1919