Records for Key West Area, Florida (EYWthr) on 09-30
Record Highs
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1: 92°F (1959)
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2: 92°F (1958)
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3: 92°F (1952)
Record Lows
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1: 69°F (1945)
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2: 71°F (1906)
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3: 71°F (1890)
Lowest Highs
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1: 83°F (2018)
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2: 83°F (1958)
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3: 82°F (2015)
Highest Lows
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1: 80°F (1994)
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2: 80°F (1984)
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3: 81°F (1990)
Highest September temperature:
95°F on 09-01-1956.
Lowest September temperature:
69°F on 09-02-1898.
Average temperature is 81.5°F
Average high is 87°F
Average low is 76°F
Temperature data from 1872 to 2022.
Record Precipitation
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1: 5.73" (1994)
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2: 2.25" (1937)
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3: 2.22" (1890)
Precipitation data from 1871 to 2022.