Records for Islip Area, New York (ISPthr) on 04-08
Record Highs
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1: 84°F (1991)
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2: 78°F (1999)
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3: 70°F (2019)
Record Lows
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1: 25°F (1967)
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2: 26°F (2007)
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3: 26°F (1972)
Lowest Highs
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1: 54°F (2010)
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2: 51°F (1991)
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3: 49°F (1983)
Highest Lows
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1: 36°F (2003)
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2: 40°F (1982)
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3: 40°F (1972)
Highest April temperature:
94°F on 04-17-2002.
Lowest April temperature:
16°F on 04-01-1969.
Average temperature is 47.2°F
Average high is 53.3°F
Average low is 41°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 1.47" (1973)
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2: 0.75" (2006)
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3: 0.73" (1983)
Precipitation data from 1963 to 2022.