Highest December Temperatures in Mt. Washington
A list of the highest temperatures ever recorded in the month of
December in
Mt. Washington, New Hampshire from 1948–2024.
What's the hottest it has ever gotten in Mt. Washington in December?
The hottest December temperature in Mt. Washington, New Hampshire history was 47 °F which occurred on December 6, 2001.
| Rank |
Temperature |
Date |
| 1 |
47 °F |
December 6, 2001 |
| 2 |
46 °F |
December 24, 2015 |
| 3 |
45 °F |
December 22, 2013 |
| 3 |
45 °F |
December 16, 1992 |
| 3 |
45 °F |
December 23, 1990 |
| 3 |
45 °F |
December 6, 1982 |
| 3 |
45 °F |
December 4, 1982 |
| 3 |
45 °F |
December 12, 1967 |
| 3 |
45 °F |
December 7, 1951 |
| 10 |
44 °F |
December 21, 2018 |
| 10 |
44 °F |
December 25, 2014 |
| 10 |
44 °F |
December 24, 2014 |
| 10 |
44 °F |
December 22, 1990 |
| 10 |
44 °F |
December 3, 1982 |
| 10 |
44 °F |
December 10, 1966 |
| 10 |
44 °F |
December 9, 1966 |
| 17 |
43 °F |
December 16, 2021 |
| 17 |
43 °F |
December 11, 2021 |
| 17 |
43 °F |
December 1, 2020 |
| 17 |
43 °F |
December 15, 2015 |
| 17 |
43 °F |
December 1, 2006 |
| 17 |
43 °F |
December 17, 2000 |
| 17 |
43 °F |
December 7, 1998 |
| 17 |
43 °F |
December 11, 1966 |