Records for Charleston Downtown Area, South Carolina (CXMthr) on 05-17
Record Highs
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1: 94°F (1899)
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2: 93°F (1963)
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3: 93°F (1915)
Record Lows
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1: 54°F (1984)
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2: 56°F (1934)
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3: 56°F (1927)
Lowest Highs
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1: 75°F (1998)
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2: 75°F (1995)
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3: 75°F (1990)
Highest Lows
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1: 65°F (1934)
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2: 67°F (1935)
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3: 67°F (1921)
Highest May temperature:
100°F on 05-27-2019.
Lowest May temperature:
45°F on 05-20-1894.
Average temperature is 73.8°F
Average high is 79.3°F
Average low is 68.4°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 1.62" (1946)
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2: 1.31" (2012)
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3: 0.82" (2016)
Precipitation data from 1893 to 2022.