Records for Rapid City Downtown Area, South Dakota (UNRS2thr) on 09-11
Record Highs
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1: 94°F (1908)
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2: 93°F (1971)
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3: 93°F (1948)
Record Lows
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1: 29°F (1921)
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2: 32°F (2014)
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3: 36°F (1964)
Lowest Highs
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1: 67°F (2017)
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2: 65°F (1998)
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3: 65°F (1963)
Highest Lows
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1: 37°F (2014)
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2: 49°F (1950)
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3: 53°F (1903)
Highest September temperature:
103°F on 09-02-1960.
Lowest September temperature:
15°F on 09-25-1926.
Average temperature is 64.6°F
Average high is 76.5°F
Average low is 52.8°F
Temperature data from 1888 to 2022.
Record Precipitation
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1: 0.54" (1891)
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2: 0.52" (2019)
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3: 0.42" (1906)
Precipitation data from 1888 to 2022.