| Rank | Precipitation | Date |
|---|---|---|
| 1 | 9.7 cm | November 18, 1945 |
| 2 | 7.1 cm | September 20, 2002 |
| 3 | 6.7 cm | July 10, 1941 |
| 4 | 6.7 cm | November 28, 1968 |
| 5 | 6.6 cm | March 12, 1954 |
| 6 | 6.5 cm | June 20, 1986 |
| 7 | 6.1 cm | May 31, 1979 |
| 8 | 5.8 cm | April 18, 1997 |
| 9 | 5.8 cm | July 28, 1990 |
| 10 | 5.4 cm | November 2, 2015 |
| 11 | 5.3 cm | December 14, 1943 |
| 12 | 5.2 cm | September 20, 1972 |
| 13 | 5.2 cm | August 22, 2002 |
| 14 | 5.2 cm | September 3, 1991 |
| 14 | 5.2 cm | June 25, 1959 |
| 16 | 5.1 cm | November 20, 1959 |
| 17 | 5.0 cm | October 20, 2012 |
| 18 | 4.9 cm | September 29, 1949 |
| 19 | 4.8 cm | May 27, 2018 |
| 20 | 4.7 cm | May 11, 1946 |