Records for Rapid City Downtown Area, South Dakota (UNRS2thr) on 09-25
Record Highs
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1: 93°F (1894)
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2: 92°F (2008)
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3: 90°F (2014)
Record Lows
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1: 15°F (1926)
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2: 19°F (1934)
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3: 25°F (1893)
Lowest Highs
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1: 59°F (1938)
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2: 59°F (1897)
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3: 58°F (2011)
Highest Lows
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1: 32°F (1934)
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2: 39°F (1927)
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3: 40°F (1939)
Highest September temperature:
103°F on 09-02-1960.
Lowest September temperature:
15°F on 09-25-1926.
Average temperature is 58.1°F
Average high is 69.2°F
Average low is 47°F
Temperature data from 1888 to 2022.
Record Precipitation
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1: 1.00" (1959)
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2: 0.69" (1930)
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3: 0.58" (1929)
Precipitation data from 1888 to 2022.