Records for Portland Area, Oregon (PDXthr) on 12-30
Record Highs
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1: 60°F (1980)
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2: 59°F (1995)
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3: 58°F (1958)
Record Lows
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1: 8°F (1968)
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2: 14°F (1990)
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3: 15°F (1978)
Lowest Highs
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1: 49°F (1980)
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2: 48°F (1954)
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3: 45°F (1962)
Highest Lows
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1: 14°F (1968)
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2: 24°F (1978)
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3: 26°F (1990)
Highest December temperature:
65°F on 12-10-1993.
Lowest December temperature:
6°F on 12-16-1964.
Average temperature is 40.9°F
Average high is 45.3°F
Average low is 36.5°F
Temperature data from 1940 to 2022.
Record Precipitation
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1: 1.50" (2002)
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2: 1.37" (1970)
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3: 1.34" (2005)
Precipitation data from 1940 to 2022.