Records for Islip Area, New York (ISPthr) on 08-10
Record Highs
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1: 91°F (2009)
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2: 89°F (2020)
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3: 89°F (2010)
Record Lows
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1: 51°F (1964)
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2: 55°F (1999)
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3: 55°F (1989)
Lowest Highs
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1: 77°F (1988)
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2: 74°F (2022)
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3: 74°F (2010)
Highest Lows
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1: 71°F (2007)
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2: 74°F (1999)
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3: 74°F (1987)
Highest August temperature:
100°F on 08-02-1975.
Lowest August temperature:
45°F on 08-30-1986.
Average temperature is 75.5°F
Average high is 80.7°F
Average low is 70.3°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 1.64" (2012)
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2: 0.89" (2001)
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3: 0.71" (1967)
Precipitation data from 1963 to 2022.