Rank | Temperature | Date |
---|---|---|
1 | 4.5 °C | June 27, 1990 |
2 | 6.3 °C | August 8, 1969 |
3 | 6.5 °C | July 9, 1996 |
4 | 6.7 °C | October 23, 1958 |
5 | 6.9 °C | June 2, 1966 |
6 | 7.0 °C | June 19, 1992 |
6 | 7.0 °C | June 18, 1985 |
8 | 7.3 °C | July 3, 1963 |
9 | 7.4 °C | August 3, 2015 |
10 | 7.5 °C | July 23, 2016 |
11 | 7.6 °C | July 18, 1977 |
12 | 7.7 °C | June 28, 1983 |
13 | 7.8 °C | August 5, 1970 |
13 | 7.8 °C | July 4, 1960 |
13 | 7.8 °C | July 14, 1958 |
16 | 7.9 °C | July 25, 1986 |
16 | 7.9 °C | May 21, 1982 |
18 | 8.0 °C | July 9, 1997 |
18 | 8.0 °C | August 6, 1976 |
18 | 8.0 °C | July 2, 1968 |
18 | 8.0 °C | May 24, 1968 |