Highest December Temperatures in St. Helena
A list of the highest temperatures ever recorded in the month of
December in
St. Helena, California from 1907–2023.
What's the hottest it has ever gotten in St. Helena in December?
The hottest December temperature in St. Helena, California history was 83 °F which occurred on December 27, 1967.
| Rank |
Temperature |
Date |
| 1 |
83 °F |
December 27, 1967 |
| 2 |
82 °F |
December 12, 1958 |
| 3 |
81 °F |
December 17, 1998 |
| 3 |
81 °F |
December 15, 1980 |
| 5 |
80 °F |
December 3, 1958 |
| 5 |
80 °F |
December 5, 1929 |
| 5 |
80 °F |
December 6, 1925 |
| 8 |
79 °F |
December 26, 1967 |
| 8 |
79 °F |
December 1, 1959 |
| 8 |
79 °F |
December 3, 1939 |
| 11 |
78 °F |
December 17, 1958 |
| 11 |
78 °F |
December 11, 1958 |
| 13 |
77 °F |
December 28, 1975 |
| 13 |
77 °F |
December 14, 1958 |
| 13 |
77 °F |
December 10, 1958 |
| 13 |
77 °F |
December 4, 1958 |
| 13 |
77 °F |
December 2, 1958 |
| 13 |
77 °F |
December 1, 1956 |
| 13 |
77 °F |
December 4, 1939 |
| 13 |
77 °F |
December 5, 1937 |
| 13 |
77 °F |
December 1, 1927 |
| 13 |
77 °F |
December 15, 1910 |
| 13 |
77 °F |
December 1, 1907 |