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.

Partly Cloudy

61°F

16°C

Humidity 67%
Wind Speed NW 3 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 29 Aug 01:20 AM PDT
Extended Forecast for

Portland International Airport OR

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 59. Light southwest wind.

    Low: 59 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 73. South southwest wind 5 to 7 mph becoming northwest in the afternoon.

    High: 73 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 53. Northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 53 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 74. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 74 °F

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. North northwest wind 3 to 7 mph.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain after 11am. Mostly cloudy, with a high near 76.

    High: 76 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 59. Light southwest wind.
Saturday
A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 73. South southwest wind 5 to 7 mph becoming northwest in the afternoon.
Saturday Night
Increasing clouds, with a low around 53. Northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 74. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 54. North northwest wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 82.
Monday Night
Mostly cloudy, with a low around 58.
Tuesday
A slight chance of rain after 11am. Mostly cloudy, with a high near 76.
Tuesday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 57.
Wednesday
Rain likely, mainly after 11am. Cloudy, with a high near 66.
Wednesday Night
Rain. Mostly cloudy, with a low around 55.
Thursday
Rain likely. Mostly cloudy, with a high near 68.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 54.
Friday
A chance of rain. Partly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland International Airport OR
 45.58°N 122.59°W (Elev. 200 ft)
Last Update:
12:41 am PDT Aug 29, 2026
Forecast Valid:
1am PDT Aug 29, 2026-6pm PDT Sep 4, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation