Records for Rapid City Downtown Area, South Dakota (UNRS2thr) on 12-21
Record Highs
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1: 65°F (1933)
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2: 61°F (1896)
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3: 61°F (1893)
Record Lows
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1: -18°F (2022)
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2: -17°F (1924)
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3: -13°F (1998)
Lowest Highs
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1: 48°F (1933)
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2: 44°F (1900)
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3: 40°F (2019)
Highest Lows
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1: -5°F (2022)
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2: -5°F (1924)
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3: 5°F (1892)
Highest December temperature:
79°F on 12-05-1939.
Lowest December temperature:
-28°F on 12-20-1916.
Average temperature is 27.1°F
Average high is 36.5°F
Average low is 17.6°F
Temperature data from 1888 to 2022.
Record Precipitation
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1: 0.19" (1996)
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2: 0.19" (1918)
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3: 0.14" (1911)
Precipitation data from 1888 to 2022.