Records for Islip Area, New York (ISPthr) on 04-14
Record Highs
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1: 73°F (2022)
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2: 73°F (2002)
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3: 73°F (1977)
Record Lows
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1: 28°F (2000)
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2: 28°F (1975)
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3: 30°F (1990)
Lowest Highs
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1: 54°F (2022)
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2: 54°F (2014)
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3: 52°F (2002)
Highest Lows
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1: 43°F (1979)
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2: 44°F (1984)
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3: 47°F (1983)
Highest April temperature:
94°F on 04-17-2002.
Lowest April temperature:
16°F on 04-01-1969.
Average temperature is 49.1°F
Average high is 55.3°F
Average low is 43°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 1.91" (1964)
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2: 0.95" (1981)
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3: 0.94" (1979)
Precipitation data from 1963 to 2022.