Records for Rapid City Downtown Area, South Dakota (UNRS2thr) on 09-04
Record Highs
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1: 103°F (1960)
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2: 99°F (2001)
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3: 98°F (2022)
Record Lows
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1: 34°F (1962)
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2: 41°F (1956)
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3: 42°F (1961)
Lowest Highs
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1: 69°F (1998)
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2: 69°F (1900)
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3: 68°F (2007)
Highest Lows
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1: 52°F (1999)
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2: 52°F (1956)
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3: 55°F (1903)
Highest September temperature:
103°F on 09-02-1960.
Lowest September temperature:
15°F on 09-25-1926.
Average temperature is 67.3°F
Average high is 79.3°F
Average low is 55.2°F
Temperature data from 1888 to 2022.
Record Precipitation
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1: 1.01" (1903)
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2: 0.85" (1971)
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3: 0.47" (1997)
Precipitation data from 1888 to 2022.