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Rapid City January Weather

Averages and records for weather in Rapid City, South Dakota in the month of January.
Typical Rapid City January Weather
1991–2020
Average daily high 36.5 °F
Average daily low 12.7 °F
Average monthly precipitation 0.3 inches
Average monthly snow 5.3 inches
Rapid City January Weather Records
1948–2022
Highest temperature 76 °F January 12, 1987
Lowest temperature -27 °F January 4, 1950
Highest daily low 41 °F January 11, 1995
Lowest daily high -11 °F January 26, 1972
Hottest average temperature 11.8 °F
above average
2006
Coldest average temperature -17.2 °F
below average
1979
Most daily precipitation 0.6 inches January 30, 1971
Most monthly precipitation 1.7 inches 1949
Most daily snow 8.5 inches January 3, 1949
Most monthly snow 24.0 inches 1949
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
January 1 35.3 11.9 63 -20
January 2 35.3 11.8 66 -16
January 3 35.1 11.8 61 -24
January 4 35.1 11.7 62 -27
January 5 35.2 11.8 73 -17
January 6 35.3 11.9 64 -21
January 7 35.6 12.2 64 -18
January 8 35.6 12.3 72 -18
January 9 35.7 12.2 74 -20
January 10 35.8 12.2 66 -24
January 11 35.8 12.2 68 -21
January 12 35.9 12.2 76 -16
January 13 36.0 12.3 62 -16
January 14 36.2 12.4 69 -23
January 15 36.4 12.6 63 -22
January 16 36.6 12.7 68 -26
January 17 36.7 12.9 62 -12
January 18 36.9 12.9 59 -22
January 19 37.0 13.0 66 -26
January 20 37.2 13.1 64 -25
January 21 37.4 13.3 64 -25
January 22 37.5 13.4 62 -18
January 23 37.6 13.4 68 -21
January 24 37.5 13.4 69 -22
January 25 37.3 13.4 66 -21
January 26 37.4 13.3 68 -23
January 27 37.4 13.3 73 -23
January 28 37.3 13.2 66 -23
January 29 37.5 13.3 64 -25
January 30 37.7 13.4 72 -21
January 31 37.8 13.6 68 -21
Weather Station Details
Years Station Coordinates
1948–2022 Rapid City Regional Airport location