|
Typical Rapid City December Weather 1991–2020 |
||
|---|---|---|
| Average daily high | 37.7 °F | |
| Average daily low | 14.0 °F | |
| Average monthly precipitation | 0.4 inches | |
| Average monthly snow | 6.7 inches | |
| Daily chance of precipitation | 16.1% | |
| Daily chance of snow | 18.2% | |
|
Rapid City December Weather Records 1948–2024 |
||
|---|---|---|
| Highest temperature | 75 °F | December 2, 2021 |
| Lowest temperature | -30 °F | December 30, 1990 |
| Highest daily low | 46 °F | December 22, 1964 |
| Lowest daily high | -15 °F | December 29, 1990 |
| Hottest average high temperature | 48.2 °F | 1957 |
| Coldest average high temperature | 17.0 °F | 1983 |
| Most daily precipitation | 1.0 inches | December 31, 1975 |
| Most monthly precipitation | 1.7 inches | 1975 |
| Most daily snow | 9.8 inches | December 31, 1975 |
| Most monthly snow | 17.9 inches | 1975 |
| Day | Average (°F) | Record (°F) | ||
|---|---|---|---|---|
| High | Low | High | Low | |
| December 1 | 42.2 | 17.4 | 74 | -14 |
| December 2 | 41.8 | 17.1 | 75 | -19 |
| December 3 | 41.3 | 16.9 | 68 | -6 |
| December 4 | 41.0 | 16.6 | 75 | -5 |
| December 5 | 40.7 | 16.4 | 67 | -22 |
| December 6 | 40.4 | 16.1 | 65 | -20 |
| December 7 | 40.1 | 16.0 | 69 | -14 |
| December 8 | 39.8 | 15.7 | 68 | -23 |
| December 9 | 39.4 | 15.3 | 70 | -19 |
| December 10 | 39.1 | 15.1 | 68 | -14 |
| December 11 | 38.9 | 15.0 | 71 | -19 |
| December 12 | 38.7 | 14.8 | 71 | -19 |
| December 13 | 38.5 | 14.6 | 65 | -15 |
| December 14 | 38.4 | 14.5 | 70 | -25 |
| December 15 | 38.1 | 14.3 | 63 | -22 |
| December 16 | 37.7 | 14.0 | 64 | -20 |
| December 17 | 37.3 | 13.6 | 69 | -23 |
| December 18 | 37.1 | 13.4 | 70 | -20 |
| December 19 | 36.9 | 13.2 | 60 | -17 |
| December 20 | 36.9 | 13.2 | 63 | -20 |
| December 21 | 36.8 | 13.1 | 65 | -25 |
| December 22 | 36.6 | 13.0 | 67 | -29 |
| December 23 | 36.4 | 12.8 | 66 | -27 |
| December 24 | 36.2 | 12.7 | 62 | -26 |
| December 25 | 36.1 | 12.6 | 60 | -21 |
| December 26 | 36.1 | 12.6 | 60 | -23 |
| December 27 | 35.9 | 12.5 | 59 | -12 |
| December 28 | 35.7 | 12.4 | 62 | -17 |
| December 29 | 35.5 | 12.3 | 65 | -29 |
| December 30 | 35.5 | 12.1 | 60 | -30 |
| December 31 | 35.4 | 12.0 | 62 | -21 |
| Years | Station | Coordinates |
|---|---|---|
| 1948–2024 | Rapid City Regional Airport | location |