Records for Islip Area, New York (ISPthr) on 08-22
Record Highs
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1: 91°F (2019)
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2: 89°F (2005)
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3: 89°F (1976)
Record Lows
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1: 49°F (1982)
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2: 53°F (1969)
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3: 55°F (2000)
Lowest Highs
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1: 75°F (2017)
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2: 73°F (2009)
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3: 73°F (2003)
Highest Lows
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1: 67°F (2007)
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2: 70°F (1994)
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3: 70°F (1965)
Highest August temperature:
100°F on 08-02-1975.
Lowest August temperature:
45°F on 08-30-1986.
Average temperature is 74.4°F
Average high is 80.1°F
Average low is 68.6°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 2.21" (1977)
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2: 1.74" (2010)
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3: 1.47" (2021)
Precipitation data from 1963 to 2022.