Records for Portland Area, Maine (PWMthr) on 12-29
Record Highs
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1: 56°F (1984)
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2: 54°F (1982)
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3: 52°F (2003)
Record Lows
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1: -13°F (2017)
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2: -9°F (1963)
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3: -8°F (1989)
Lowest Highs
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1: 42°F (1996)
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2: 37°F (1982)
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3: 34°F (2007)
Highest Lows
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1: 6°F (2017)
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2: 13°F (1993)
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3: 16°F (1944)
Highest December temperature:
71°F on 12-06-2001.
Lowest December temperature:
-21°F on 12-31-1963.
Average temperature is 26.8°F
Average high is 34.7°F
Average low is 18.8°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 1.78" (1966)
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2: 1.59" (2016)
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3: 1.17" (1991)
Precipitation data from 1871 to 2022.