Records for Islip Area, New York (ISPthr) on 05-13
Record Highs
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1: 80°F (2004)
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2: 76°F (2022)
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3: 76°F (2012)
Record Lows
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1: 37°F (2005)
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2: 38°F (2020)
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3: 38°F (2010)
Lowest Highs
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1: 60°F (1991)
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2: 60°F (1985)
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3: 60°F (1975)
Highest Lows
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1: 51°F (2019)
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2: 51°F (2017)
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3: 51°F (2002)
Highest May temperature:
98°F on 05-20-1996.
Lowest May temperature:
32°F on 05-01-2008.
Average temperature is 56.9°F
Average high is 63.1°F
Average low is 50.6°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 1.32" (2017)
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2: 0.59" (2019)
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3: 0.51" (2002)
Precipitation data from 1963 to 2022.