Records for Charleston Area, South Carolina (CHSthr) on 09-12
Record Highs
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1: 94°F (2014)
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2: 94°F (1991)
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3: 93°F (1963)
Record Lows
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1: 52°F (1976)
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2: 54°F (1956)
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3: 58°F (1940)
Lowest Highs
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1: 77°F (2014)
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2: 76°F (2020)
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3: 76°F (1979)
Highest Lows
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1: 73°F (1958)
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2: 74°F (1967)
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3: 77°F (1968)
Highest September temperature:
99°F on 09-04-1944.
Lowest September temperature:
42°F on 09-30-1967.
Average temperature is 78.4°F
Average high is 83.3°F
Average low is 73.5°F
Temperature data from 1937 to 2022.
Record Precipitation
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1: 2.40" (1937)
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2: 1.89" (1964)
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3: 1.23" (1962)
Precipitation data from 1937 to 2022.