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Hourly Forecast
Daylight Hours
05:26
Sunrise
20:54
Sunset
Daily Forecast
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Resources
UV Index
Humidity
Frequently asked questions about weather in Portland International Airport
How warm does it get in Portland International Airport?
The warmest month in Portland International Airport is August, with average high temperatures of 30°C. The average temperature during this period is around 21°C.
How cold does it get in Portland International Airport?
The coldest month in Portland International Airport is December, with average low temperatures of 2°C. The average temperature during this period is around 4°C.
What is the wettest time of year in Portland International Airport?
The wettest month in Portland International Airport is January, with an average of 221mm of precipitation.
What is the driest time of year in Portland International Airport?
The driest month in Portland International Airport is August, with an average of 9mm of precipitation.
View full climate insights for Portland International Airport →
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