Records for Key West Area, Florida (EYWthr) on 09-18
Record Highs
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1: 92°F (1990)
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2: 92°F (1987)
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3: 92°F (1951)
Record Lows
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1: 70°F (1891)
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2: 72°F (1956)
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3: 72°F (1948)
Lowest Highs
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1: 85°F (2018)
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2: 83°F (2020)
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3: 83°F (2017)
Highest Lows
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1: 80°F (1891)
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2: 82°F (1896)
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3: 82°F (1880)
Highest September temperature:
95°F on 09-01-1956.
Lowest September temperature:
69°F on 09-02-1898.
Average temperature is 82.4°F
Average high is 88.1°F
Average low is 76.7°F
Temperature data from 1872 to 2022.
Record Precipitation
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1: 2.55" (1879)
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2: 1.93" (1928)
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3: 1.41" (2006)
Precipitation data from 1871 to 2022.