Rank | Precipitation | Month |
---|---|---|
1 | 18.9 inches | September 2011 |
2 | 12.9 inches | July 2018 |
3 | 12.0 inches | September 2021 |
4 | 11.5 inches | September 1999 |
5 | 11.3 inches | May 1946 |
6 | 10.9 inches | July 2017 |
7 | 10.8 inches | August 1955 |
8 | 10.5 inches | June 2006 |
9 | 10.2 inches | September 1934 |
10 | 10.0 inches | May 1894 |
11 | 10.0 inches | September 2004 |
12 | 9.7 inches | August 1933 |
13 | 9.5 inches | July 1908 |
14 | 9.3 inches | August 1990 |
15 | 9.2 inches | September 1912 |
16 | 9.0 inches | June 2015 |
17 | 9.0 inches | August 1911 |
18 | 8.8 inches | April 1993 |
19 | 8.8 inches | October 1976 |
20 | 8.7 inches | May 1989 |