Records for Islip Area, New York (ISPthr) on 07-23
Record Highs
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1: 97°F (2011)
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2: 96°F (2016)
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3: 95°F (1991)
Record Lows
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1: 53°F (1974)
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2: 58°F (2000)
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3: 58°F (1992)
Lowest Highs
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1: 77°F (2011)
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2: 75°F (2016)
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3: 75°F (1978)
Highest Lows
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1: 68°F (1992)
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2: 70°F (1996)
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3: 70°F (1969)
Highest July temperature:
104°F on 07-03-1966.
Lowest July temperature:
49°F on 07-02-1965.
Average temperature is 75.3°F
Average high is 80.1°F
Average low is 70.5°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 2.23" (2009)
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2: 1.85" (2019)
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3: 0.92" (2007)
Precipitation data from 1963 to 2022.