| Rank | Temperature | Date |
|---|---|---|
| 1 | 2.0 °C | February 8, 1942 |
| 2 | 2.6 °C | January 18, 1957 |
| 3 | 2.8 °C | February 3, 1954 |
| 4 | 3.0 °C | February 19, 1965 |
| 5 | 3.4 °C | January 18, 2017 |
| 5 | 3.4 °C | February 12, 1983 |
| 7 | 3.6 °C | December 25, 1962 |
| 7 | 3.6 °C | January 19, 1946 |
| 9 | 3.8 °C | January 3, 1971 |
| 10 | 4.4 °C | February 1, 1954 |
| 11 | 4.6 °C | February 4, 1954 |
| 12 | 4.8 °C | January 1, 1971 |
| 12 | 4.8 °C | January 22, 1952 |
| 14 | 4.9 °C | January 28, 2006 |
| 15 | 5.0 °C | December 28, 1970 |
| 16 | 5.4 °C | January 8, 2009 |
| 16 | 5.4 °C | January 14, 1945 |
| 18 | 5.6 °C | January 15, 1985 |
| 18 | 5.6 °C | January 2, 1954 |
| 18 | 5.6 °C | February 23, 1944 |