Records for Islip Area, New York (ISPthr) on 02-15
Record Highs
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1: 57°F (1984)
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2: 55°F (2005)
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3: 54°F (1967)
Record Lows
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1: 3°F (1994)
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2: 4°F (2015)
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3: 5°F (2016)
Lowest Highs
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1: 45°F (1984)
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2: 41°F (2018)
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3: 37°F (2019)
Highest Lows
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1: 19°F (1987)
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2: 20°F (1979)
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3: 23°F (2007)
Highest February temperature:
68°F on 02-17-1976.
Lowest February temperature:
-14°F on 02-13-1967.
Average temperature is 33.3°F
Average high is 39.4°F
Average low is 27.2°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 1.02" (1970)
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2: 0.95" (1992)
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3: 0.72" (1988)
Precipitation data from 1963 to 2022.