Records for Portland Area, Maine (PWMthr) on 05-05
Record Highs
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1: 82°F (1949)
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2: 79°F (2000)
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3: 77°F (1960)
Record Lows
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1: 28°F (1951)
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2: 29°F (1997)
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3: 29°F (1974)
Lowest Highs
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1: 51°F (2018)
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2: 51°F (2015)
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3: 51°F (2000)
Highest Lows
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1: 43°F (1946)
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2: 44°F (1992)
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3: 44°F (1954)
Highest May temperature:
94°F on 05-31-1987.
Lowest May temperature:
23°F on 05-09-1956.
Average temperature is 51.6°F
Average high is 61.1°F
Average low is 42°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 3.49" (1922)
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2: 1.50" (1871)
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3: 1.46" (1890)
Precipitation data from 1871 to 2022.