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Current conditions at

Portland, Portland International Airport (KPDX)

Lat: 45.59578°NLon: 122.60917°WElev: 20.0ft.

Mostly Cloudy

42°F

6°C

Humidity 52%
Wind Speed SE 19 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 20 Jan 03:53 PM PST
Extended Forecast for

Portland International Airport OR

  • Tonight

    Tonight: Partly cloudy, with a low around 30. East wind 6 to 13 mph, with gusts as high as 25 mph.

    Low: 30 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 50. East northeast wind 5 to 7 mph, with gusts as high as 18 mph.

    High: 50 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Widespread frost, mainly after 11pm.  Otherwise, mostly clear, with a low around 29. Northeast wind 3 to 6 mph.

    Low: 29 °F

    Frost

  • Thursday

    Thursday: Widespread frost, mainly before 10am.  Otherwise, mostly sunny, with a high near 47. East wind 3 to 7 mph.

    High: 47 °F

    Frost then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Widespread frost, mainly after 11pm.  Otherwise, partly cloudy, with a low around 29. Light east northeast wind.

    Low: 29 °F

    Frost

  • Friday

    Friday: Widespread frost, mainly before 9am.  Otherwise, sunny, with a high near 49.

    High: 49 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Widespread frost after midnight.  Otherwise, clear, with a low around 29.

    Low: 29 °F

    Clear then
    Frost

  • Saturday

    Saturday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Widespread frost before 11pm, then widespread frost after midnight.  Otherwise, mostly clear, with a low around 29.

    Low: 29 °F

    Frost

Detailed Forecast

Tonight
Partly cloudy, with a low around 30. East wind 6 to 13 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 50. East northeast wind 5 to 7 mph, with gusts as high as 18 mph.
Wednesday Night
Widespread frost, mainly after 11pm. Otherwise, mostly clear, with a low around 29. Northeast wind 3 to 6 mph.
Thursday
Widespread frost, mainly before 10am. Otherwise, mostly sunny, with a high near 47. East wind 3 to 7 mph.
Thursday Night
Widespread frost, mainly after 11pm. Otherwise, partly cloudy, with a low around 29. Light east northeast wind.
Friday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 49.
Friday Night
Widespread frost after midnight. Otherwise, clear, with a low around 29.
Saturday
Sunny, with a high near 48.
Saturday Night
Widespread frost before 11pm, then widespread frost after midnight. Otherwise, mostly clear, with a low around 29.
Sunday
Widespread frost before 9am. Otherwise, mostly sunny, with a high near 47.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 36.
Monday
A chance of rain. Partly sunny, with a high near 50.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
A slight chance of rain. Partly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
Portland International Airport OR
 45.58°N 122.59°W (Elev. 200 ft)
3:45 pm PST Jan 20, 2026
4pm PST Jan 20, 2026-6pm PST Jan 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database