Records for Rapid City Downtown Area, South Dakota (UNRS2thr) on 12-15
Record Highs
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1: 66°F (1939)
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2: 65°F (1952)
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3: 63°F (2002)
Record Lows
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1: -19°F (2008)
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2: -14°F (1901)
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3: -13°F (1951)
Lowest Highs
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1: 40°F (2004)
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2: 39°F (2013)
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3: 39°F (1959)
Highest Lows
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1: -7°F (2008)
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2: -2°F (1951)
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3: 5°F (1963)
Highest December temperature:
79°F on 12-05-1939.
Lowest December temperature:
-28°F on 12-20-1916.
Average temperature is 27.8°F
Average high is 37.1°F
Average low is 18.4°F
Temperature data from 1888 to 2022.
Record Precipitation
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1: 0.27" (2015)
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2: 0.14" (1908)
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3: 0.12" (1937)
Precipitation data from 1888 to 2022.