Records for Portland Area, Oregon (PDXthr) on 09-21
Record Highs
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1: 94°F (1952)
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2: 92°F (1974)
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3: 91°F (1950)
Record Lows
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1: 39°F (1964)
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2: 40°F (1957)
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3: 41°F (1960)
Lowest Highs
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1: 62°F (1995)
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2: 60°F (2014)
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3: 60°F (1962)
Highest Lows
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1: 60°F (1945)
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2: 62°F (1959)
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3: 63°F (2017)
Highest September temperature:
105°F on 09-02-1988.
Lowest September temperature:
34°F on 09-17-1965.
Average temperature is 63.9°F
Average high is 73.5°F
Average low is 54.2°F
Temperature data from 1940 to 2022.
Record Precipitation
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1: 0.76" (1972)
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2: 0.63" (1945)
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3: 0.35" (2008)
Precipitation data from 1940 to 2022.