Records for Portland Area, Maine (PWMthr) on 12-11
Record Highs
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1: 60°F (1966)
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2: 56°F (2021)
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3: 55°F (1969)
Record Lows
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1: -6°F (1958)
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2: -4°F (1978)
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3: -3°F (1977)
Lowest Highs
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1: 42°F (1952)
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2: 39°F (1971)
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3: 39°F (1969)
Highest Lows
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1: 12°F (1977)
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2: 14°F (1988)
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3: 19°F (1958)
Highest December temperature:
71°F on 12-06-2001.
Lowest December temperature:
-21°F on 12-31-1963.
Average temperature is 31.7°F
Average high is 39.6°F
Average low is 23.8°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 1.27" (1969)
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2: 1.25" (1993)
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3: 0.97" (2003)
Precipitation data from 1871 to 2022.