Records for Portland Area, Maine (PWMthr) on 10-18
Record Highs
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1: 82°F (1947)
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2: 76°F (1961)
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3: 75°F (1968)
Record Lows
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1: 23°F (1978)
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2: 24°F (1974)
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3: 25°F (1952)
Lowest Highs
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1: 54°F (1967)
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2: 53°F (1990)
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3: 53°F (1988)
Highest Lows
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1: 39°F (1989)
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2: 41°F (2009)
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3: 46°F (2018)
Highest October temperature:
88°F on 10-07-1963.
Lowest October temperature:
15°F on 10-28-1976.
Average temperature is 49.5°F
Average high is 58.7°F
Average low is 40.2°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 1.49" (2022)
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2: 1.46" (1981)
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3: 1.43" (1975)
Precipitation data from 1871 to 2022.