Records for Portland Area, Oregon (PDXthr) on 12-20
Record Highs
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1: 59°F (2019)
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2: 59°F (2014)
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3: 59°F (1974)
Record Lows
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1: 13°F (1967)
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2: 14°F (1990)
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3: 16°F (1998)
Lowest Highs
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1: 51°F (1974)
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2: 50°F (2019)
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3: 48°F (2020)
Highest Lows
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1: 19°F (1990)
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2: 25°F (1998)
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3: 31°F (2008)
Highest December temperature:
65°F on 12-10-1993.
Lowest December temperature:
6°F on 12-16-1964.
Average temperature is 41°F
Average high is 45.2°F
Average low is 36.7°F
Temperature data from 1940 to 2022.
Record Precipitation
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1: 1.43" (2020)
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2: 1.28" (1961)
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3: 1.12" (1940)
Precipitation data from 1940 to 2022.