Records for Islip Area, New York (ISPthr) on 10-21
Record Highs
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1: 76°F (2017)
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2: 76°F (2016)
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3: 76°F (1963)
Record Lows
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1: 29°F (1974)
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2: 32°F (1991)
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3: 32°F (1972)
Lowest Highs
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1: 64°F (2016)
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2: 60°F (2020)
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3: 59°F (1979)
Highest Lows
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1: 46°F (1974)
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2: 50°F (1989)
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3: 50°F (1983)
Highest October temperature:
89°F on 10-02-2019.
Lowest October temperature:
23°F on 10-31-1966.
Average temperature is 54.4°F
Average high is 61.1°F
Average low is 47.8°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 1.51" (1995)
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2: 0.95" (1988)
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3: 0.51" (1993)
Precipitation data from 1963 to 2022.