Records for Charleston Area, South Carolina (CHSthr) on 09-23
Record Highs
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1: 95°F (1980)
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2: 92°F (1992)
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3: 91°F (2007)
Record Lows
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1: 46°F (1999)
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2: 50°F (1983)
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3: 50°F (1938)
Lowest Highs
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1: 74°F (2016)
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2: 74°F (1980)
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3: 73°F (2011)
Highest Lows
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1: 70°F (1947)
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2: 72°F (2014)
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3: 72°F (1963)
Highest September temperature:
99°F on 09-04-1944.
Lowest September temperature:
42°F on 09-30-1967.
Average temperature is 76.1°F
Average high is 81.3°F
Average low is 71°F
Temperature data from 1937 to 2022.
Record Precipitation
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1: 2.28" (1947)
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2: 1.12" (2000)
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3: 0.65" (1975)
Precipitation data from 1937 to 2022.