| Rank | Precipitation | Date |
|---|---|---|
| 1 | 6.3 cm | August 19, 2005 |
| 2 | 5.9 cm | July 3, 2005 |
| 3 | 5.6 cm | October 10, 2013 |
| 4 | 5.1 cm | September 15, 1970 |
| 5 | 4.9 cm | August 10, 1975 |
| 6 | 4.9 cm | June 22, 1951 |
| 7 | 4.8 cm | September 2, 1951 |
| 8 | 4.7 cm | August 9, 1945 |
| 9 | 4.7 cm | August 19, 2002 |
| 10 | 4.7 cm | August 13, 2015 |
| 11 | 4.5 cm | May 30, 2016 |
| 12 | 4.4 cm | August 29, 1996 |
| 13 | 4.3 cm | May 8, 2006 |
| 14 | 4.2 cm | June 24, 1969 |
| 15 | 4.2 cm | June 5, 2021 |
| 16 | 4.1 cm | July 18, 1964 |
| 17 | 4.0 cm | June 13, 1977 |
| 18 | 4.0 cm | June 17, 2016 |
| 19 | 3.9 cm | June 7, 2016 |
| 19 | 3.9 cm | March 5, 2012 |