Records for Rapid City Downtown Area, South Dakota (UNRS2thr) on 12-09
Record Highs
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1: 70°F (2020)
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2: 70°F (1939)
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3: 70°F (1896)
Record Lows
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1: -23°F (1919)
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2: -17°F (1932)
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3: -14°F (1898)
Lowest Highs
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1: 44°F (2015)
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2: 43°F (2020)
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3: 42°F (1939)
Highest Lows
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1: -6°F (1919)
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2: -3°F (1932)
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3: -3°F (1917)
Highest December temperature:
79°F on 12-05-1939.
Lowest December temperature:
-28°F on 12-20-1916.
Average temperature is 28.9°F
Average high is 38.3°F
Average low is 19.5°F
Temperature data from 1888 to 2022.
Record Precipitation
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1: 0.07" (1970)
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2: 0.06" (2021)
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3: 0.04" (1927)
Precipitation data from 1888 to 2022.