Records for Rapid City Area, South Dakota (RAPthr) on 05-01
Record Highs
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1: 88°F (1955)
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2: 83°F (1987)
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3: 83°F (1965)
Record Lows
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1: 18°F (1950)
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2: 22°F (1990)
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3: 24°F (1967)
Lowest Highs
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1: 56°F (1959)
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2: 54°F (2021)
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3: 51°F (1987)
Highest Lows
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1: 32°F (1954)
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2: 39°F (1972)
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3: 40°F (1967)
Highest May temperature:
98°F on 05-27-1969.
Lowest May temperature:
18°F on 05-01-1950.
Average temperature is 49.3°F
Average high is 59.7°F
Average low is 39°F
Temperature data from 1942 to 2022.
Record Precipitation
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1: 2.48" (1946)
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2: 1.86" (1988)
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3: 1.30" (1997)
Precipitation data from 1942 to 2022.