Records for Rapid City Area, South Dakota (RAPthr) on 12-09
Record Highs
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1: 70°F (2020)
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2: 70°F (1957)
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3: 69°F (2015)
Record Lows
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1: -19°F (1972)
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2: -15°F (2013)
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3: -15°F (1995)
Lowest Highs
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1: 33°F (1990)
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2: 33°F (1975)
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3: 32°F (1957)
Highest Lows
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1: -2°F (1972)
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2: 2°F (2009)
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3: 2°F (1977)
Highest December temperature:
75°F on 12-02-2021.
Lowest December temperature:
-30°F on 12-30-1990.
Average temperature is 28.9°F
Average high is 38.3°F
Average low is 19.5°F
Temperature data from 1942 to 2022.
Record Precipitation
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1: 0.24" (1989)
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2: 0.16" (1970)
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3: 0.10" (1963)
Precipitation data from 1942 to 2022.