Records for Portland Area, Oregon (PDXthr) on 05-12
Record Highs
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1: 87°F (1973)
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2: 86°F (1949)
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3: 85°F (1997)
Record Lows
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1: 37°F (1985)
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2: 37°F (1958)
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3: 37°F (1943)
Lowest Highs
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1: 59°F (2013)
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2: 55°F (1997)
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3: 54°F (2005)
Highest Lows
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1: 54°F (1999)
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2: 54°F (1998)
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3: 55°F (1991)
Highest May temperature:
100°F on 05-28-1983.
Lowest May temperature:
29°F on 05-01-1954.
Average temperature is 58.2°F
Average high is 67.5°F
Average low is 48.9°F
Temperature data from 1940 to 2022.
Record Precipitation
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1: 0.49" (1988)
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2: 0.47" (1996)
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3: 0.41" (1945)
Precipitation data from 1940 to 2022.