Records for Islip Area, New York (ISPthr) on 10-17
Record Highs
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1: 80°F (1963)
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2: 77°F (2016)
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3: 77°F (1968)
Record Lows
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1: 34°F (1965)
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2: 35°F (1978)
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3: 35°F (1970)
Lowest Highs
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1: 61°F (2013)
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2: 60°F (1980)
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3: 58°F (2016)
Highest Lows
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1: 49°F (1976)
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2: 49°F (1970)
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3: 50°F (1978)
Highest October temperature:
89°F on 10-02-2019.
Lowest October temperature:
23°F on 10-31-1966.
Average temperature is 55.7°F
Average high is 62.3°F
Average low is 49.1°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 1.06" (1991)
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2: 0.76" (1999)
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3: 0.75" (1964)
Precipitation data from 1963 to 2022.