| Rank | Precipitation | Date |
|---|---|---|
| 1 | 10.0 cm | July 13, 2020 |
| 2 | 6.2 cm | August 7, 1981 |
| 3 | 6.0 cm | June 17, 1935 |
| 4 | 5.3 cm | July 22, 1932 |
| 5 | 5.2 cm | June 14, 2000 |
| 6 | 5.0 cm | August 11, 1914 |
| 7 | 4.7 cm | July 31, 2013 |
| 8 | 4.4 cm | July 2, 2019 |
| 9 | 4.3 cm | July 7, 1960 |
| 10 | 4.3 cm | May 11, 1912 |
| 11 | 4.2 cm | July 27, 1946 |
| 12 | 4.0 cm | September 24, 1985 |
| 13 | 4.0 cm | August 11, 1945 |
| 14 | 3.9 cm | August 12, 1945 |
| 15 | 3.9 cm | March 29, 1886 |
| 16 | 3.9 cm | July 20, 1979 |
| 17 | 3.9 cm | August 1, 2013 |
| 18 | 3.8 cm | July 17, 2007 |
| 19 | 3.7 cm | July 2, 1997 |
| 20 | 3.6 cm | August 16, 1917 |