Records for Rapid City Downtown Area, South Dakota (UNRS2thr) on 05-15
Record Highs
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1: 95°F (1936)
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2: 88°F (1931)
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3: 87°F (1917)
Record Lows
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1: 29°F (1945)
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2: 31°F (2005)
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3: 31°F (1896)
Lowest Highs
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1: 60°F (1944)
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2: 58°F (1934)
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3: 57°F (2001)
Highest Lows
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1: 39°F (1889)
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2: 44°F (1920)
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3: 46°F (1929)
Highest May temperature:
99°F on 05-27-1969.
Lowest May temperature:
19°F on 05-01-1909.
Average temperature is 54.7°F
Average high is 65°F
Average low is 44.3°F
Temperature data from 1888 to 2022.
Record Precipitation
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1: 2.10" (1925)
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2: 1.44" (2015)
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3: 1.18" (1962)
Precipitation data from 1888 to 2022.