Records for Portland Area, Oregon (PDXthr) on 05-23
Record Highs
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1: 90°F (1947)
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2: 89°F (2001)
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3: 89°F (1999)
Record Lows
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1: 35°F (1964)
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2: 38°F (1978)
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3: 39°F (1960)
Lowest Highs
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1: 59°F (1985)
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2: 59°F (1979)
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3: 59°F (1958)
Highest Lows
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1: 53°F (1953)
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2: 54°F (2010)
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3: 55°F (2013)
Highest May temperature:
100°F on 05-28-1983.
Lowest May temperature:
29°F on 05-01-1954.
Average temperature is 60°F
Average high is 69.5°F
Average low is 50.5°F
Temperature data from 1940 to 2022.
Record Precipitation
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1: 0.96" (1997)
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2: 0.75" (2013)
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3: 0.58" (1945)
Precipitation data from 1940 to 2022.