Records for Islip Area, New York (ISPthr) on 07-14
Record Highs
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1: 94°F (2019)
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2: 94°F (1997)
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3: 90°F (2013)
Record Lows
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1: 57°F (1999)
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2: 59°F (2009)
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3: 59°F (2001)
Lowest Highs
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1: 74°F (2016)
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2: 73°F (2014)
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3: 73°F (2013)
Highest Lows
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1: 69°F (2017)
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2: 71°F (1978)
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3: 72°F (1990)
Highest July temperature:
104°F on 07-03-1966.
Lowest July temperature:
49°F on 07-02-1965.
Average temperature is 74.7°F
Average high is 79.6°F
Average low is 69.8°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 0.64" (2014)
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2: 0.57" (1975)
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3: 0.38" (1971)
Precipitation data from 1963 to 2022.