Rank | Temperature | Date |
---|---|---|
1 | 21.7 °C | July 4, 1952 |
2 | 20.8 °C | July 31, 1984 |
2 | 20.8 °C | July 16, 1964 |
4 | 20.7 °C | July 28, 1969 |
5 | 20.4 °C | June 29, 1994 |
6 | 20.3 °C | July 1, 1987 |
7 | 20.2 °C | June 28, 1973 |
7 | 20.2 °C | July 17, 1972 |
9 | 20.1 °C | August 4, 2003 |
9 | 20.1 °C | August 1, 1994 |
9 | 20.1 °C | July 27, 1969 |
12 | 20.0 °C | July 4, 2015 |
12 | 20.0 °C | July 11, 2010 |
12 | 20.0 °C | August 13, 2003 |
12 | 20.0 °C | August 5, 2003 |
12 | 20.0 °C | July 23, 1988 |
12 | 20.0 °C | July 17, 1976 |
18 | 19.9 °C | August 9, 1992 |
18 | 19.9 °C | July 27, 1983 |
20 | 19.8 °C | June 19, 2002 |