| Rank | Precipitation | Date |
|---|---|---|
| 1 | 8.7 cm | May 29, 2016 |
| 2 | 7.5 cm | July 26, 1941 |
| 3 | 7.3 cm | June 5, 1984 |
| 4 | 6.9 cm | August 7, 1978 |
| 5 | 6.7 cm | July 9, 1933 |
| 6 | 6.5 cm | May 30, 1916 |
| 7 | 6.3 cm | March 11, 1979 |
| 8 | 5.5 cm | July 4, 1989 |
| 9 | 5.4 cm | October 28, 1998 |
| 10 | 5.4 cm | September 5, 1929 |
| 11 | 5.3 cm | July 29, 2014 |
| 12 | 5.3 cm | June 6, 1971 |
| 13 | 5.3 cm | May 29, 2007 |
| 14 | 5.2 cm | August 3, 1968 |
| 15 | 5.2 cm | December 20, 1993 |
| 16 | 5.1 cm | July 22, 1944 |
| 17 | 5.1 cm | July 30, 1924 |
| 18 | 5.0 cm | September 16, 1939 |
| 19 | 5.0 cm | April 12, 1994 |
| 20 | 4.8 cm | July 3, 1967 |