Records for Islip Area, New York (ISPthr) on 02-18
Record Highs
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1: 61°F (1981)
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2: 60°F (2011)
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3: 55°F (2022)
Record Lows
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1: -2°F (1979)
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2: 7°F (2015)
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3: 9°F (1973)
Lowest Highs
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1: 42°F (2008)
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2: 41°F (2011)
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3: 40°F (1998)
Highest Lows
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1: 14°F (1979)
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2: 27°F (1968)
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3: 28°F (2021)
Highest February temperature:
68°F on 02-17-1976.
Lowest February temperature:
-14°F on 02-13-1967.
Average temperature is 33.7°F
Average high is 39.9°F
Average low is 27.6°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 0.93" (1999)
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2: 0.89" (1998)
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3: 0.76" (1986)
Precipitation data from 1963 to 2022.