Records for Rapid City Area, South Dakota (RAPthr) on 05-23
Record Highs
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1: 87°F (1960)
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2: 87°F (1951)
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3: 86°F (1984)
Record Lows
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1: 24°F (2002)
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2: 32°F (1974)
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3: 33°F (1949)
Lowest Highs
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1: 60°F (2006)
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2: 56°F (1948)
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3: 55°F (2000)
Highest Lows
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1: 42°F (1949)
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2: 48°F (2002)
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3: 48°F (1976)
Highest May temperature:
98°F on 05-27-1969.
Lowest May temperature:
18°F on 05-01-1950.
Average temperature is 57.6°F
Average high is 67.9°F
Average low is 47.2°F
Temperature data from 1942 to 2022.
Record Precipitation
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1: 2.35" (1946)
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2: 1.74" (1996)
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3: 1.50" (1971)
Precipitation data from 1942 to 2022.