Records for Islip Area, New York (ISPthr) on 04-27
Record Highs
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1: 81°F (1990)
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2: 77°F (1983)
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3: 73°F (2009)
Record Lows
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1: 32°F (2002)
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2: 35°F (1976)
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3: 35°F (1974)
Lowest Highs
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1: 56°F (2009)
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2: 55°F (2017)
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3: 55°F (2011)
Highest Lows
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1: 46°F (1976)
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2: 46°F (1967)
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3: 48°F (1978)
Highest April temperature:
94°F on 04-17-2002.
Lowest April temperature:
16°F on 04-01-1969.
Average temperature is 52.9°F
Average high is 59°F
Average low is 46.7°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 1.53" (1979)
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2: 1.04" (2007)
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3: 0.69" (1967)
Precipitation data from 1963 to 2022.