| Rank | Precipitation | Date |
|---|---|---|
| 1 | 11.1 cm | August 6, 1967 |
| 2 | 5.5 cm | August 5, 2022 |
| 3 | 5.3 cm | June 27, 1961 |
| 4 | 4.3 cm | July 4, 1977 |
| 5 | 4.2 cm | June 15, 1991 |
| 6 | 4.1 cm | September 10, 1991 |
| 7 | 3.9 cm | July 13, 1996 |
| 8 | 3.9 cm | July 21, 1995 |
| 9 | 3.8 cm | August 31, 2002 |
| 10 | 3.7 cm | July 18, 1984 |
| 11 | 3.6 cm | August 14, 1971 |
| 12 | 3.6 cm | September 12, 2020 |
| 13 | 3.6 cm | September 23, 2004 |
| 14 | 3.6 cm | August 26, 1995 |
| 15 | 3.5 cm | October 1, 2019 |
| 16 | 3.5 cm | July 28, 2023 |
| 17 | 3.4 cm | July 19, 2005 |
| 18 | 3.4 cm | May 3, 2002 |
| 19 | 3.3 cm | August 26, 1981 |
| 20 | 3.2 cm | July 14, 1977 |