Records for Rapid City Downtown Area, South Dakota (UNRS2thr) on 12-20
Record Highs
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1: 72°F (1894)
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2: 67°F (1941)
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3: 65°F (1954)
Record Lows
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1: -28°F (1916)
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2: -11°F (1998)
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3: -11°F (1951)
Lowest Highs
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1: 36°F (2007)
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2: 35°F (2019)
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3: 35°F (1894)
Highest Lows
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1: -6°F (1951)
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2: -5°F (1916)
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3: -2°F (1998)
Highest December temperature:
79°F on 12-05-1939.
Lowest December temperature:
-28°F on 12-20-1916.
Average temperature is 27.2°F
Average high is 36.6°F
Average low is 17.7°F
Temperature data from 1888 to 2022.
Record Precipitation
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1: 0.36" (1911)
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2: 0.12" (1920)
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3: 0.12" (1918)
Precipitation data from 1888 to 2022.