Records for Islip Area, New York (ISPthr) on 08-14
Record Highs
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1: 97°F (2016)
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2: 91°F (2021)
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3: 90°F (1974)
Record Lows
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1: 50°F (1964)
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2: 54°F (1987)
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3: 55°F (2010)
Lowest Highs
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1: 78°F (2016)
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2: 75°F (2021)
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3: 75°F (1988)
Highest Lows
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1: 68°F (2000)
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2: 69°F (1992)
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3: 71°F (1964)
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 69.9°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 5.32" (2011)
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2: 1.04" (1994)
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3: 0.82" (1999)
Precipitation data from 1963 to 2022.