Records for Islip Area, New York (ISPthr) on 08-29
Record Highs
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1: 92°F (2018)
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2: 91°F (2016)
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3: 91°F (2010)
Record Lows
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1: 46°F (1986)
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2: 51°F (1965)
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3: 52°F (1982)
Lowest Highs
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1: 75°F (2018)
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2: 73°F (1979)
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3: 72°F (2005)
Highest Lows
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1: 66°F (1986)
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2: 67°F (1965)
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3: 68°F (2006)
Highest August temperature:
100°F on 08-02-1975.
Lowest August temperature:
45°F on 08-30-1986.
Average temperature is 72.9°F
Average high is 78.9°F
Average low is 66.9°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 2.72" (2002)
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2: 1.51" (1989)
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3: 0.60" (2017)
Precipitation data from 1963 to 2022.