Records for Islip Area, New York (ISPthr) on 01-26
Record Highs
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1: 58°F (1967)
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2: 55°F (1976)
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3: 54°F (1978)
Record Lows
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1: 7°F (1991)
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2: 8°F (2007)
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3: 10°F (1994)
Lowest Highs
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1: 43°F (1986)
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2: 42°F (2017)
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3: 37°F (1990)
Highest Lows
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1: 21°F (2007)
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2: 21°F (2004)
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3: 24°F (1987)
Highest January temperature:
69°F on 01-29-2002.
Lowest January temperature:
-8°F on 01-18-1965.
Average temperature is 31.7°F
Average high is 37.8°F
Average low is 25.7°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 0.98" (1978)
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2: 0.94" (1986)
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3: 0.59" (1990)
Precipitation data from 1963 to 2022.