Records for Portland Area, Oregon (PDXthr) on 05-11
Record Highs
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1: 91°F (1971)
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2: 89°F (1997)
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3: 88°F (1988)
Record Lows
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1: 37°F (1985)
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2: 37°F (1970)
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3: 37°F (1959)
Lowest Highs
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1: 59°F (1941)
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2: 57°F (2013)
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3: 54°F (1997)
Highest Lows
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1: 55°F (1986)
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2: 55°F (1963)
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3: 56°F (2008)
Highest May temperature:
100°F on 05-28-1983.
Lowest May temperature:
29°F on 05-01-1954.
Average temperature is 58°F
Average high is 67.2°F
Average low is 48.7°F
Temperature data from 1940 to 2022.
Record Precipitation
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1: 0.39" (2015)
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2: 0.29" (1987)
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3: 0.29" (1970)
Precipitation data from 1940 to 2022.