Records for Charleston Downtown Area, South Carolina (CXMthr) on 09-26
Record Highs
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1: 91°F (1986)
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2: 90°F (1931)
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3: 90°F (1930)
Record Lows
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1: 51°F (1940)
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2: 53°F (1950)
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3: 57°F (1956)
Lowest Highs
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1: 80°F (2019)
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2: 79°F (1993)
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3: 78°F (2005)
Highest Lows
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1: 66°F (1940)
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2: 68°F (1982)
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3: 70°F (1917)
Highest September temperature:
100°F on 09-01-1912.
Lowest September temperature:
50°F on 09-29-1942.
Average temperature is 75.4°F
Average high is 80.7°F
Average low is 70.1°F
Temperature data from 1893 to 2022.
Record Precipitation
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1: 4.86" (1894)
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2: 2.19" (1995)
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3: 2.09" (1953)
Precipitation data from 1893 to 2022.