| Rank | Temperature | Date |
|---|---|---|
| 1 | 82 °F | July 22, 2011 |
| 2 | 81 °F | August 17, 1938 |
| 2 | 81 °F | August 16, 1938 |
| 4 | 79 °F | August 3, 2006 |
| 4 | 79 °F | July 4, 1999 |
| 4 | 79 °F | July 21, 1987 |
| 4 | 79 °F | July 9, 1973 |
| 4 | 79 °F | August 23, 1968 |
| 9 | 78 °F | July 24, 2011 |
| 9 | 78 °F | July 23, 2011 |
| 9 | 78 °F | July 24, 2010 |
| 9 | 78 °F | July 29, 2002 |
| 9 | 78 °F | July 25, 2001 |
| 9 | 78 °F | July 6, 1999 |
| 9 | 78 °F | July 5, 1999 |
| 9 | 78 °F | July 15, 1995 |
| 9 | 78 °F | July 16, 1983 |
| 9 | 78 °F | July 25, 1972 |
| 9 | 78 °F | July 24, 1972 |
| 9 | 78 °F | August 18, 1938 |