Records for Rapid City Area, South Dakota (RAPthr) on 05-12
Record Highs
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1: 90°F (1960)
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2: 85°F (1958)
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3: 83°F (1994)
Record Lows
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1: 22°F (1953)
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2: 22°F (1943)
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3: 28°F (1983)
Lowest Highs
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1: 58°F (1958)
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2: 54°F (1944)
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3: 53°F (1962)
Highest Lows
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1: 36°F (1953)
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2: 39°F (2010)
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3: 39°F (2005)
Highest May temperature:
98°F on 05-27-1969.
Lowest May temperature:
18°F on 05-01-1950.
Average temperature is 53.5°F
Average high is 63.9°F
Average low is 43.2°F
Temperature data from 1942 to 2022.
Record Precipitation
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1: 0.54" (2010)
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2: 0.49" (1947)
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3: 0.44" (1956)
Precipitation data from 1942 to 2022.