Records for Islip Area, New York (ISPthr) on 04-22
Record Highs
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1: 75°F (2007)
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2: 75°F (1985)
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3: 73°F (2001)
Record Lows
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1: 29°F (1975)
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2: 32°F (1981)
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3: 33°F (1984)
Lowest Highs
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1: 54°F (1976)
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2: 54°F (1974)
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3: 53°F (2016)
Highest Lows
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1: 45°F (1964)
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2: 47°F (1972)
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3: 48°F (2021)
Highest April temperature:
94°F on 04-17-2002.
Lowest April temperature:
16°F on 04-01-1969.
Average temperature is 51.5°F
Average high is 57.7°F
Average low is 45.4°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 2.66" (2012)
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2: 1.80" (1969)
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3: 1.15" (1972)
Precipitation data from 1963 to 2022.