Records for Islip Area, New York (ISPthr) on 07-25
Record Highs
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1: 94°F (1987)
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2: 92°F (1999)
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3: 91°F (2010)
Record Lows
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1: 55°F (2002)
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2: 57°F (1992)
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3: 57°F (1978)
Lowest Highs
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1: 77°F (1995)
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2: 76°F (2001)
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3: 75°F (1987)
Highest Lows
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1: 68°F (1964)
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2: 69°F (2013)
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3: 71°F (2017)
Highest July temperature:
104°F on 07-03-1966.
Lowest July temperature:
49°F on 07-02-1965.
Average temperature is 75.4°F
Average high is 80.2°F
Average low is 70.6°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 1.26" (1975)
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2: 1.04" (1967)
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3: 0.92" (2010)
Precipitation data from 1963 to 2022.