Records for Rapid City Downtown Area, South Dakota (UNRS2thr) on 12-30
Record Highs
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1: 66°F (1904)
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2: 59°F (1965)
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3: 59°F (1933)
Record Lows
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1: -22°F (1968)
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2: -18°F (1911)
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3: -17°F (2017)
Lowest Highs
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1: 52°F (1904)
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2: 43°F (1956)
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3: 38°F (1965)
Highest Lows
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1: -4°F (1923)
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2: -4°F (1911)
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3: -3°F (2017)
Highest December temperature:
79°F on 12-05-1939.
Lowest December temperature:
-28°F on 12-20-1916.
Average temperature is 26.7°F
Average high is 36.4°F
Average low is 17°F
Temperature data from 1888 to 2022.
Record Precipitation
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1: 0.32" (2018)
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2: 0.28" (1931)
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3: 0.15" (1924)
Precipitation data from 1888 to 2022.