Records for Islip Area, New York (ISPthr) on 08-09
Record Highs
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1: 100°F (2001)
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2: 94°F (2022)
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3: 94°F (1980)
Record Lows
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1: 54°F (1964)
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2: 57°F (1994)
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3: 58°F (1995)
Lowest Highs
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1: 76°F (2022)
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2: 74°F (2013)
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3: 74°F (2000)
Highest Lows
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1: 73°F (1964)
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2: 75°F (2021)
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3: 75°F (1991)
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: 2.84" (1976)
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2: 0.91" (1991)
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3: 0.83" (1992)
Precipitation data from 1963 to 2022.