Records for Portland Area, Maine (PWMthr) on 03-21
Record Highs
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1: 79°F (2012)
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2: 60°F (1946)
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3: 59°F (2021)
Record Lows
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1: 4°F (1956)
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2: 5°F (1988)
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3: 6°F (1986)
Lowest Highs
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1: 46°F (2012)
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2: 38°F (1995)
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3: 36°F (2022)
Highest Lows
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1: 21°F (1988)
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2: 29°F (1986)
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3: 30°F (1965)
Highest March temperature:
88°F on 03-31-1998.
Lowest March temperature:
-21°F on 03-04-1950.
Average temperature is 35.6°F
Average high is 43.6°F
Average low is 27.5°F
Temperature data from 1874 to 2022.
Record Precipitation
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1: 1.30" (1983)
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2: 1.17" (1970)
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3: 1.17" (1936)
Precipitation data from 1871 to 2022.