Records for Islip Area, New York (ISPthr) on 01-23
Record Highs
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1: 58°F (2018)
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2: 55°F (1999)
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3: 55°F (1973)
Record Lows
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1: -1°F (1970)
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2: 0°F (1976)
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3: 3°F (1991)
Lowest Highs
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1: 44°F (1973)
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2: 43°F (2018)
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3: 42°F (1999)
Highest Lows
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1: 13°F (1976)
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2: 19°F (2014)
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3: 19°F (2013)
Highest January temperature:
69°F on 01-29-2002.
Lowest January temperature:
-8°F on 01-18-1965.
Average temperature is 31.8°F
Average high is 37.9°F
Average low is 25.7°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 2.20" (1998)
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2: 2.13" (2016)
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3: 1.18" (1966)
Precipitation data from 1963 to 2022.