Records for Rapid City Area, South Dakota (RAPthr) on 05-02
Record Highs
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1: 86°F (2015)
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2: 85°F (1985)
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3: 85°F (1957)
Record Lows
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1: 21°F (2019)
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2: 22°F (2005)
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3: 22°F (1976)
Lowest Highs
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1: 55°F (1959)
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2: 53°F (1981)
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3: 48°F (1955)
Highest Lows
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1: 35°F (2008)
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2: 36°F (1967)
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3: 36°F (1954)
Highest May temperature:
98°F on 05-27-1969.
Lowest May temperature:
18°F on 05-01-1950.
Average temperature is 49.7°F
Average high is 60°F
Average low is 39.4°F
Temperature data from 1942 to 2022.
Record Precipitation
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1: 1.58" (2008)
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2: 0.70" (1964)
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3: 0.65" (1997)
Precipitation data from 1942 to 2022.