Records for Portland Area, Maine (PWMthr) on 10-20
Record Highs
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1: 79°F (1947)
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2: 73°F (1984)
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3: 72°F (1963)
Record Lows
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1: 24°F (1956)
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2: 24°F (1952)
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3: 25°F (1972)
Lowest Highs
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1: 55°F (2007)
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2: 55°F (1947)
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3: 52°F (2012)
Highest Lows
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1: 40°F (1974)
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2: 43°F (1972)
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3: 43°F (1952)
Highest October temperature:
88°F on 10-07-1963.
Lowest October temperature:
15°F on 10-28-1976.
Average temperature is 48.8°F
Average high is 58°F
Average low is 39.6°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 2.78" (1996)
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2: 1.67" (2006)
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3: 1.58" (1989)
Precipitation data from 1871 to 2022.