Records for Islip Area, New York (ISPthr) on 08-25
Record Highs
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1: 92°F (2021)
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2: 92°F (1998)
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3: 92°F (1969)
Record Lows
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1: 47°F (1971)
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2: 51°F (1987)
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3: 53°F (1994)
Lowest Highs
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1: 74°F (1998)
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2: 72°F (2015)
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3: 72°F (1979)
Highest Lows
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1: 68°F (1978)
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2: 69°F (1967)
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3: 70°F (1981)
Highest August temperature:
100°F on 08-02-1975.
Lowest August temperature:
45°F on 08-30-1986.
Average temperature is 73.8°F
Average high is 79.7°F
Average low is 67.9°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 2.13" (1985)
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2: 2.05" (1967)
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3: 1.58" (2006)
Precipitation data from 1963 to 2022.