Records for Islip Area, New York (ISPthr) on 09-03
Record Highs
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1: 94°F (1973)
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2: 91°F (2015)
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3: 86°F (2020)
Record Lows
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1: 50°F (1991)
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2: 50°F (1975)
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3: 50°F (1967)
Lowest Highs
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1: 74°F (1993)
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2: 73°F (2018)
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3: 73°F (2000)
Highest Lows
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1: 66°F (1986)
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2: 70°F (2003)
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3: 70°F (1994)
Highest September temperature:
94°F on 09-03-1973.
Lowest September temperature:
38°F on 09-20-1979.
Average temperature is 71.5°F
Average high is 77.6°F
Average low is 65.4°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 2.23" (1984)
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2: 1.31" (1992)
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3: 0.80" (1978)
Precipitation data from 1963 to 2022.