Records for Rapid City Downtown Area, South Dakota (UNRS2thr) on 12-31
Record Highs
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1: 63°F (1963)
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2: 63°F (1904)
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3: 62°F (1926)
Record Lows
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1: -22°F (1923)
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2: -18°F (1967)
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3: -18°F (1927)
Lowest Highs
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1: 38°F (1904)
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2: 37°F (1963)
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3: 35°F (1896)
Highest Lows
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1: -7°F (2017)
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2: -7°F (1923)
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3: -6°F (1927)
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 16.9°F
Temperature data from 1888 to 2022.
Record Precipitation
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1: 0.15" (2010)
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2: 0.15" (1969)
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3: 0.13" (2018)
Precipitation data from 1888 to 2022.