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

Portland-Hillsboro Airport (KHIO)

Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.

Clear

55°F

13°C

Humidity 87%
Wind Speed WNW 4 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 29 Aug 08:05 AM PDT
Extended Forecast for

2 Miles SSW Cedar Hills OR

  • Today

    Today: Partly sunny, with a high near 74. Calm wind becoming west northwest around 6 mph in the afternoon.

    High: 74 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 51. Northwest wind around 6 mph becoming calm in the evening.

    Low: 51 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 75. Light north wind.

    High: 75 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. North wind 3 to 6 mph.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 84. Calm wind.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 77.

    High: 77 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain, mainly after 11am. Cloudy, with a high near 66.

    High: 66 °F

    Rain

Detailed Forecast

Today
Partly sunny, with a high near 74. Calm wind becoming west northwest around 6 mph in the afternoon.
Tonight
Increasing clouds, with a low around 51. Northwest wind around 6 mph becoming calm in the evening.
Sunday
Patchy fog before 8am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 75. Light north wind.
Sunday Night
Mostly clear, with a low around 54. North wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 84. Calm wind.
Monday Night
Mostly cloudy, with a low around 57.
Tuesday
A 20 percent chance of rain after 11am. Mostly cloudy, with a high near 77.
Tuesday Night
A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 56.
Wednesday
Rain, mainly after 11am. Cloudy, with a high near 66.
Wednesday Night
Rain. Mostly cloudy, with a low around 54.
Thursday
Rain likely. Mostly cloudy, with a high near 69.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 53.
Friday
A chance of rain. Partly sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Cedar Hills OR
 45.48°N 122.81°W (Elev. 200 ft)
Last Update:
7:41 am PDT Aug 29, 2026
Forecast Valid:
8am PDT Aug 29, 2026-6pm PDT Sep 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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