Records for Islip Area, New York (ISPthr) on 01-11
Record Highs
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1: 60°F (1975)
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2: 58°F (2020)
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3: 56°F (1983)
Record Lows
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1: 1°F (1988)
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2: 4°F (1968)
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3: 5°F (2004)
Lowest Highs
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1: 50°F (2020)
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2: 46°F (1975)
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3: 45°F (1972)
Highest Lows
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1: 14°F (1968)
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2: 18°F (1982)
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3: 19°F (1981)
Highest January temperature:
69°F on 01-29-2002.
Lowest January temperature:
-8°F on 01-18-1965.
Average temperature is 32.6°F
Average high is 38.9°F
Average low is 26.4°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 0.87" (2014)
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2: 0.70" (1983)
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3: 0.62" (2008)
Precipitation data from 1963 to 2022.