National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland, Portland International Airport (KPDX)

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

Clear

59°F

15°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 55°F (13°C)
Visibility 9.00 mi
Last update 20 Sep 01:35 AM PDT
Extended Forecast for

Portland International Airport OR

  • Overnight

    Overnight: Mostly clear, with a low around 55. Light northwest wind.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 81. Light northwest wind increasing to 5 to 9 mph in the morning.

    High: 81 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 56. Northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 56 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 77. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 77 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. North northwest wind 5 to 9 mph becoming light after midnight.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 55. Light northwest wind.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 81. Light northwest wind increasing to 5 to 9 mph in the morning.
Sunday Night
Increasing clouds, with a low around 56. Northwest wind 5 to 7 mph becoming calm after midnight.
Monday
Partly sunny, with a high near 77. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 56. North northwest wind 5 to 9 mph becoming light after midnight.
Tuesday
Partly sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Partly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly cloudy, with a high near 71.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 54.
Friday
A chance of rain. Mostly cloudy, with a high near 66.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 51.
Saturday
Partly sunny, with a high near 68.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland International Airport OR
 45.6°N 122.6°W (Elev. 200 ft)
Last Update:
1:41 am PDT Sep 20, 2026
Forecast Valid:
1am PDT Sep 20, 2026-6pm PDT Sep 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation