Records for Rapid City Downtown Area, South Dakota (UNRS2thr) on 09-10
Record Highs
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1: 97°F (2012)
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2: 96°F (1998)
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3: 96°F (1952)
Record Lows
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1: 33°F (1962)
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2: 34°F (1898)
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3: 35°F (2014)
Lowest Highs
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1: 67°F (1998)
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2: 66°F (2021)
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3: 66°F (1927)
Highest Lows
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1: 42°F (2014)
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2: 50°F (1950)
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3: 52°F (1898)
Highest September temperature:
103°F on 09-02-1960.
Lowest September temperature:
15°F on 09-25-1926.
Average temperature is 65.1°F
Average high is 77°F
Average low is 53.1°F
Temperature data from 1888 to 2022.
Record Precipitation
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1: 0.85" (2003)
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2: 0.65" (1949)
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3: 0.30" (1900)
Precipitation data from 1888 to 2022.