| Rank | Precipitation | Month |
|---|---|---|
| 1 | 5.6 inches | January 2017 |
| 2 | 5.3 inches | December 1955 |
| 3 | 5.2 inches | December 2022 |
| 4 | 4.8 inches | February 1986 |
| 5 | 4.1 inches | January 1969 |
| 6 | 4.1 inches | January 1943 |
| 7 | 3.9 inches | December 2005 |
| 8 | 3.8 inches | February 2019 |
| 9 | 3.7 inches | February 1962 |
| 10 | 3.4 inches | February 1938 |
| 11 | 3.4 inches | February 2017 |
| 12 | 3.3 inches | January 1997 |
| 13 | 3.3 inches | January 1995 |
| 14 | 3.1 inches | October 2021 |
| 15 | 3.1 inches | November 1983 |
| 16 | 3.1 inches | January 1940 |
| 17 | 3.0 inches | December 1996 |
| 18 | 3.0 inches | December 2021 |
| 19 | 3.0 inches | December 1971 |
| 20 | 2.9 inches | January 2019 |