Records for Charleston Area, South Carolina (CHSthr) on 09-18
Record Highs
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1: 96°F (1942)
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2: 94°F (2018)
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3: 93°F (2005)
Record Lows
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1: 55°F (2001)
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2: 57°F (1959)
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3: 58°F (1961)
Lowest Highs
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1: 76°F (2005)
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2: 75°F (1958)
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3: 74°F (1949)
Highest Lows
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1: 66°F (1961)
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2: 72°F (2011)
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3: 72°F (1951)
Highest September temperature:
99°F on 09-04-1944.
Lowest September temperature:
42°F on 09-30-1967.
Average temperature is 77.3°F
Average high is 82.3°F
Average low is 72.2°F
Temperature data from 1937 to 2022.
Record Precipitation
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1: 1.31" (2000)
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2: 1.18" (1988)
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3: 1.14" (1975)
Precipitation data from 1937 to 2022.