Records for Islip Area, New York (ISPthr) on 07-11
Record Highs
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1: 94°F (1966)
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2: 93°F (1988)
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3: 90°F (2005)
Record Lows
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1: 53°F (2009)
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2: 57°F (1996)
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3: 59°F (2002)
Lowest Highs
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1: 74°F (2017)
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2: 74°F (1987)
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3: 73°F (2020)
Highest Lows
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1: 71°F (1964)
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2: 72°F (1990)
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3: 73°F (2009)
Highest July temperature:
104°F on 07-03-1966.
Lowest July temperature:
49°F on 07-02-1965.
Average temperature is 74.4°F
Average high is 79.4°F
Average low is 69.4°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 0.90" (1973)
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2: 0.90" (1965)
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3: 0.84" (2003)
Precipitation data from 1963 to 2022.