| Rank | Temperature | Date |
|---|---|---|
| 1 | 72 °F | July 27, 1939 |
| 2 | 71 °F | July 24, 2007 |
| 2 | 71 °F | July 12, 1898 |
| 4 | 69 °F | July 19, 2007 |
| 4 | 69 °F | July 13, 1940 |
| 4 | 69 °F | July 26, 1937 |
| 7 | 68 °F | August 10, 2022 |
| 7 | 68 °F | August 1, 2021 |
| 7 | 68 °F | July 19, 1941 |
| 7 | 68 °F | July 23, 1936 |
| 7 | 68 °F | July 9, 1918 |
| 12 | 67 °F | August 24, 2022 |
| 12 | 67 °F | August 2, 2021 |
| 12 | 67 °F | July 2, 2015 |
| 12 | 67 °F | August 9, 2013 |
| 12 | 67 °F | July 18, 2004 |
| 12 | 67 °F | August 4, 1994 |
| 12 | 67 °F | July 23, 1991 |
| 12 | 67 °F | July 30, 1985 |
| 12 | 67 °F | August 8, 1983 |
| 12 | 67 °F | June 29, 1939 |
| 12 | 67 °F | July 24, 1936 |
| 12 | 67 °F | June 26, 1907 |