Records for Islip Area, New York (ISPthr) on 01-31
Record Highs
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1: 57°F (2013)
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2: 55°F (2012)
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3: 53°F (1974)
Record Lows
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1: 3°F (2019)
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2: 4°F (1965)
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3: 6°F (2022)
Lowest Highs
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1: 38°F (1983)
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2: 37°F (2006)
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3: 36°F (2016)
Highest Lows
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1: 17°F (2019)
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2: 23°F (1977)
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3: 25°F (2015)
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 25.8°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 0.37" (1982)
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2: 0.35" (2013)
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3: 0.32" (1996)
Precipitation data from 1963 to 2022.