Records for Islip Area, New York (ISPthr) on 07-13
Record Highs
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1: 92°F (2017)
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2: 92°F (1966)
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3: 91°F (1994)
Record Lows
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1: 51°F (1973)
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2: 52°F (2001)
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3: 54°F (1965)
Lowest Highs
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1: 76°F (2010)
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2: 76°F (1966)
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3: 73°F (1987)
Highest Lows
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1: 67°F (1986)
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2: 69°F (1990)
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3: 69°F (1976)
Highest July temperature:
104°F on 07-03-1966.
Lowest July temperature:
49°F on 07-02-1965.
Average temperature is 74.6°F
Average high is 79.5°F
Average low is 69.7°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 2.91" (1996)
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2: 0.80" (1990)
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3: 0.61" (2004)
Precipitation data from 1963 to 2022.