Records for Islip Area, New York (ISPthr) on 01-29
Record Highs
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1: 69°F (2002)
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2: 56°F (1975)
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3: 52°F (1998)
Record Lows
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1: 3°F (2005)
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2: 4°F (1977)
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3: 8°F (2015)
Lowest Highs
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1: 39°F (1970)
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2: 38°F (1990)
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3: 37°F (1989)
Highest Lows
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1: 14°F (1977)
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2: 22°F (1986)
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3: 23°F (2021)
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 37.8°F
Average low is 25.7°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 1.25" (1990)
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2: 1.24" (2022)
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3: 1.01" (1973)
Precipitation data from 1963 to 2022.