Records for Portland Area, Oregon (PDXthr) on 12-15
Record Highs
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1: 59°F (1959)
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2: 58°F (1962)
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3: 57°F (1982)
Record Lows
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1: 22°F (2008)
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2: 23°F (1972)
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3: 23°F (1967)
Lowest Highs
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1: 48°F (1999)
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2: 46°F (2002)
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3: 45°F (1973)
Highest Lows
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1: 28°F (2008)
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2: 30°F (1972)
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3: 33°F (2016)
Highest December temperature:
65°F on 12-10-1993.
Lowest December temperature:
6°F on 12-16-1964.
Average temperature is 41.3°F
Average high is 45.5°F
Average low is 37.1°F
Temperature data from 1940 to 2022.
Record Precipitation
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1: 1.84" (1982)
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2: 1.26" (1941)
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3: 1.08" (2009)
Precipitation data from 1940 to 2022.