| Rank | Precipitation | Date |
|---|---|---|
| 1 | 8.6 cm | July 27, 2013 |
| 2 | 8.6 cm | August 3, 2004 |
| 3 | 8.2 cm | July 28, 2013 |
| 4 | 6.3 cm | July 10, 1982 |
| 5 | 6.2 cm | July 8, 2014 |
| 6 | 6.1 cm | August 23, 1984 |
| 7 | 5.7 cm | July 20, 1976 |
| 8 | 5.5 cm | August 4, 1982 |
| 9 | 5.4 cm | June 7, 2000 |
| 10 | 5.4 cm | July 2, 2023 |
| 11 | 5.3 cm | August 7, 1988 |
| 12 | 5.1 cm | June 28, 2012 |
| 13 | 4.9 cm | June 19, 2009 |
| 13 | 4.9 cm | July 17, 1961 |
| 15 | 4.8 cm | August 13, 1952 |
| 16 | 4.7 cm | July 21, 1996 |
| 17 | 4.6 cm | August 26, 1979 |
| 18 | 4.5 cm | July 21, 1972 |
| 19 | 4.4 cm | June 29, 1967 |
| 20 | 4.3 cm | July 5, 2008 |