|
Typical Castle Rock December Weather 1991–2020 |
||
|---|---|---|
| Average daily high | 46.0 °F | |
| Average daily low | 17.2 °F | |
| Average monthly precipitation | 0.6 inches | |
| Average monthly snow | 8.3 inches | |
| Daily chance of precipitation | 15.0% | |
| Daily chance of snow | 14.3% | |
|
Castle Rock December Weather Records 1893–2024 |
||
|---|---|---|
| Highest temperature | 82 °F | December 3, 2021 |
| Lowest temperature | -29 °F | December 31, 1900 |
| Highest daily low | 48 °F | December 23, 1964 |
| Lowest daily high | -8 °F | December 23, 1983 |
| Hottest average high temperature | 61.1 °F | 2021 |
| Coldest average high temperature | 33.0 °F | 1909 |
| Most daily precipitation | 2.0 inches | December 4, 1913 |
| Most monthly precipitation | 5.4 inches | 1913 |
| Most daily snow | 24.0 inches | December 24, 1982 |
| Most monthly snow | 43.5 inches | 1913 |
| Day | Average (°F) | Record (°F) | ||
|---|---|---|---|---|
| High | Low | High | Low | |
| December 1 | 49.5 | 20.6 | 69 | -5 |
| December 2 | 49.2 | 20.2 | 76 | -13 |
| December 3 | 48.8 | 19.9 | 82 | -8 |
| December 4 | 48.4 | 19.6 | 68 | -9 |
| December 5 | 48.0 | 19.3 | 74 | -15 |
| December 6 | 47.6 | 18.9 | 69 | -26 |
| December 7 | 47.5 | 18.7 | 71 | -25 |
| December 8 | 47.1 | 18.5 | 72 | -23 |
| December 9 | 46.8 | 18.3 | 72 | -16 |
| December 10 | 46.6 | 18.0 | 71 | -25 |
| December 11 | 46.4 | 17.8 | 67 | -19 |
| December 12 | 46.3 | 17.6 | 68 | -10 |
| December 13 | 46.2 | 17.4 | 72 | -22 |
| December 14 | 46.0 | 17.3 | 71 | -17 |
| December 15 | 45.9 | 17.3 | 70 | -12 |
| December 16 | 45.8 | 17.3 | 68 | -11 |
| December 17 | 45.6 | 17.2 | 67 | -15 |
| December 18 | 45.5 | 17.0 | 67 | -26 |
| December 19 | 45.4 | 16.8 | 68 | -28 |
| December 20 | 45.4 | 16.8 | 66 | -27 |
| December 21 | 45.3 | 16.8 | 66 | -24 |
| December 22 | 45.3 | 16.7 | 68 | -24 |
| December 23 | 45.3 | 16.6 | 72 | -27 |
| December 24 | 45.3 | 16.6 | 70 | -16 |
| December 25 | 45.4 | 16.6 | 66 | -16 |
| December 26 | 45.4 | 16.7 | 66 | -20 |
| December 27 | 45.3 | 16.7 | 65 | -17 |
| December 28 | 45.3 | 16.6 | 63 | -14 |
| December 29 | 45.2 | 16.5 | 64 | -16 |
| December 30 | 45.1 | 16.4 | 65 | -18 |
| December 31 | 45.1 | 16.4 | 63 | -29 |
| Years | Station | Coordinates |
|---|---|---|
| 1893–2024 | Castle Rock | location |