Records for Islip Area, New York (ISPthr) on 07-12
Record Highs
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1: 95°F (1966)
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2: 93°F (2011)
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3: 91°F (1993)
Record Lows
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1: 55°F (2002)
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2: 56°F (1991)
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3: 57°F (1978)
Lowest Highs
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1: 75°F (2011)
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2: 74°F (2017)
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3: 74°F (1987)
Highest Lows
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1: 67°F (1990)
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2: 70°F (1986)
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3: 71°F (2004)
Highest July temperature:
104°F on 07-03-1966.
Lowest July temperature:
49°F on 07-02-1965.
Average temperature is 74.5°F
Average high is 79.5°F
Average low is 69.6°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 1.26" (2006)
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2: 1.06" (1975)
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3: 0.84" (2004)
Precipitation data from 1963 to 2022.