Records for Islip Area, New York (ISPthr) on 12-03
Record Highs
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1: 67°F (1998)
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2: 65°F (2009)
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3: 61°F (2012)
Record Lows
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1: 8°F (1976)
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2: 14°F (1966)
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3: 15°F (1971)
Lowest Highs
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1: 49°F (1982)
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2: 48°F (2009)
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3: 47°F (1998)
Highest Lows
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1: 21°F (1976)
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2: 28°F (1966)
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3: 31°F (2003)
Highest December temperature:
77°F on 12-07-1998.
Lowest December temperature:
-1°F on 12-31-1963.
Average temperature is 40.8°F
Average high is 46.8°F
Average low is 34.9°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 1.41" (1967)
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2: 1.22" (2009)
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3: 1.12" (1991)
Precipitation data from 1963 to 2022.