Records for Islip Area, New York (ISPthr) on 06-15
Record Highs
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1: 95°F (1988)
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2: 90°F (1994)
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3: 90°F (1987)
Record Lows
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1: 46°F (1978)
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2: 50°F (1997)
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3: 50°F (1974)
Lowest Highs
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1: 70°F (1969)
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2: 68°F (1994)
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3: 68°F (1987)
Highest Lows
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1: 60°F (1971)
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2: 62°F (2002)
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3: 64°F (1965)
Highest June temperature:
96°F on 06-19-1994.
Lowest June temperature:
42°F on 06-01-2009.
Average temperature is 68.4°F
Average high is 74.2°F
Average low is 62.5°F
Temperature data from 1963 to 2022.
Record Precipitation
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1: 1.34" (1989)
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2: 1.17" (2015)
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3: 0.79" (1969)
Precipitation data from 1963 to 2022.