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Our annual climate summary for Portland has been posted. Additional summaries for Astoria, Eugene, and Salem are available. For other climate summaries, visit our Observed Weather tab on our climate page. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

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

Rain

45°F

7°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 45°F (7°C)
Visibility 7.00 mi
Last update 31 Jan 04:00 AM PST
Extended Forecast for

3 Miles NNW Lake Oswego OR

  • Today

    Today: Partly sunny, with a high near 59. Calm wind.

    High: 59 °F

    Partly Sunny

  • Tonight

    Tonight: Rain likely, mainly after 5am. Mostly cloudy, with a low around 44. Light south southeast wind. Chance of precipitation is 60%.

    Low: 44 °F

    Mostly Cloudy
    then Rain
    Likely

  • Sunday

    Sunday: Rain, mainly after 10am. High near 54. South southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 4am. Mostly cloudy, with a low around 44. South southeast wind around 6 mph. Chance of precipitation is 60%.

    Low: 44 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly before 10am. Mostly cloudy, with a high near 53. South wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain Likely

  • Monday Night

    Monday Night: A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 59. Calm wind.
Tonight
Rain likely, mainly after 5am. Mostly cloudy, with a low around 44. Light south southeast wind. Chance of precipitation is 60%.
Sunday
Rain, mainly after 10am. High near 54. South southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 44. South southeast wind around 6 mph. Chance of precipitation is 60%.
Monday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 53. South wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 20 percent chance of rain before 10pm. Mostly cloudy, with a low around 43.
Tuesday
Partly sunny, with a high near 59.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Partly sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 40.
Friday
Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Lake Oswego OR
 45.46°N 122.71°W (Elev. 456 ft)
Last Update:
3:46 am PST Jan 31, 2026
Forecast Valid:
4am PST Jan 31, 2026-6pm PST Feb 6, 2026
 
Forecast Discussion
 
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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