Records for Rapid City Area, South Dakota (RAPthr) on 09-03
Record Highs
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1: 100°F (2005)
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2: 100°F (1948)
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3: 99°F (1998)
Record Lows
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1: 36°F (1974)
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2: 38°F (2008)
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3: 39°F (1962)
Lowest Highs
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1: 73°F (1960)
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2: 68°F (1945)
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3: 66°F (2013)
Highest Lows
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1: 52°F (1962)
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2: 55°F (1943)
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3: 58°F (1999)
Highest September temperature:
104°F on 09-02-1960.
Lowest September temperature:
18°F on 09-24-1985.
Average temperature is 67.6°F
Average high is 79.6°F
Average low is 55.5°F
Temperature data from 1942 to 2022.
Record Precipitation
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1: 0.44" (2004)
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2: 0.32" (1951)
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3: 0.32" (1943)
Precipitation data from 1942 to 2022.