Records for Islip Area, New York (ISPthr) on 01-19
Record Highs
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1: 56°F (1996)
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2: 56°F (1972)
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3: 55°F (1973)
Record Lows
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1: 1°F (1994)
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2: 3°F (1997)
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3: 3°F (1965)
Lowest Highs
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1: 42°F (1986)
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2: 39°F (1995)
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3: 39°F (1980)
Highest Lows
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1: 10°F (1994)
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2: 16°F (1971)
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3: 18°F (1983)
Highest January temperature:
69°F on 01-29-2002.
Lowest January temperature:
-8°F on 01-18-1965.
Average temperature is 31.9°F
Average high is 38.1°F
Average low is 25.8°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 0.92" (2001)
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2: 0.74" (1987)
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3: 0.64" (1996)
Precipitation data from 1963 to 2022.