Records for Islip Area, New York (ISPthr) on 02-21
Record Highs
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1: 63°F (2002)
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2: 61°F (2018)
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3: 57°F (2016)
Record Lows
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1: 2°F (2015)
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2: 2°F (1968)
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3: 5°F (1978)
Lowest Highs
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1: 47°F (2018)
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2: 45°F (1996)
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3: 44°F (2002)
Highest Lows
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1: 16°F (1968)
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2: 31°F (1966)
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3: 32°F (2008)
Highest February temperature:
68°F on 02-17-1976.
Lowest February temperature:
-14°F on 02-13-1967.
Average temperature is 34.2°F
Average high is 40.4°F
Average low is 28.1°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 2.32" (1989)
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2: 0.70" (1996)
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3: 0.63" (2015)
Precipitation data from 1963 to 2022.