Records for Islip Area, New York (ISPthr) on 08-13
Record Highs
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1: 93°F (2016)
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2: 92°F (2002)
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3: 91°F (2021)
Record Lows
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1: 54°F (2006)
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2: 55°F (1971)
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3: 55°F (1968)
Lowest Highs
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1: 78°F (2016)
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2: 77°F (2005)
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3: 76°F (1988)
Highest Lows
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1: 65°F (1983)
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2: 67°F (1996)
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3: 70°F (2000)
Highest August temperature:
100°F on 08-02-1975.
Lowest August temperature:
45°F on 08-30-1986.
Average temperature is 75.3°F
Average high is 80.7°F
Average low is 70°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 13.51" (2014)
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2: 0.91" (2013)
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3: 0.82" (2018)
Precipitation data from 1963 to 2022.