Records for Islip Area, New York (ISPthr) on 08-23
Record Highs
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1: 91°F (1989)
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2: 87°F (1976)
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3: 86°F (2022)
Record Lows
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1: 52°F (1975)
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2: 54°F (2004)
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3: 55°F (1988)
Lowest Highs
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1: 72°F (2022)
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2: 72°F (2021)
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3: 72°F (2009)
Highest Lows
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1: 70°F (1990)
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2: 72°F (2010)
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3: 72°F (1988)
Highest August temperature:
100°F on 08-02-1975.
Lowest August temperature:
45°F on 08-30-1986.
Average temperature is 74.2°F
Average high is 80°F
Average low is 68.4°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 2.05" (1970)
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2: 1.13" (1982)
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3: 0.93" (1966)
Precipitation data from 1963 to 2022.