Records for Portland Area, Maine (PWMthr) on 05-30
Record Highs
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1: 86°F (2011)
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2: 85°F (2013)
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3: 85°F (1962)
Record Lows
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1: 33°F (1964)
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2: 33°F (1961)
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3: 35°F (1967)
Lowest Highs
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1: 65°F (1942)
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2: 61°F (2011)
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3: 61°F (1986)
Highest Lows
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1: 52°F (1983)
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2: 53°F (2021)
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3: 53°F (1996)
Highest May temperature:
94°F on 05-31-1987.
Lowest May temperature:
23°F on 05-09-1956.
Average temperature is 59°F
Average high is 68.2°F
Average low is 49.8°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 1.40" (1908)
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2: 1.04" (1881)
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3: 1.03" (1983)
Precipitation data from 1871 to 2022.