Records for Charleston Downtown Area, South Carolina (CXMthr) on 05-15
Record Highs
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1: 94°F (1956)
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2: 94°F (1935)
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3: 93°F (1995)
Record Lows
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1: 51°F (1917)
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2: 54°F (1939)
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3: 54°F (1910)
Lowest Highs
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1: 75°F (2018)
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2: 75°F (1956)
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3: 75°F (1905)
Highest Lows
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1: 65°F (1954)
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2: 68°F (1939)
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3: 68°F (1920)
Highest May temperature:
100°F on 05-27-2019.
Lowest May temperature:
45°F on 05-20-1894.
Average temperature is 73.4°F
Average high is 78.9°F
Average low is 67.9°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 2.33" (1971)
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2: 1.25" (1918)
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3: 1.01" (1995)
Precipitation data from 1893 to 2022.