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.

Partly Cloudy

59°F

15°C

Humidity 82%
Wind Speed W 3 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 13 Aug 03:00 AM PDT
Extended Forecast for

2 Miles WSW Hillsboro OR

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy smoke after 3pm. Partly sunny, then gradually becoming sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny
    then Patchy
    Smoke

  • Thursday Night

    Thursday Night: Patchy smoke before 11pm. Mostly clear, with a low around 58. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 58 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 86. Calm wind.

    High: 86 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57. North northwest wind around 6 mph becoming calm in the evening.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 59. Calm wind.
Thursday
Patchy smoke after 3pm. Partly sunny, then gradually becoming sunny, with a high near 86. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Patchy smoke before 11pm. Mostly clear, with a low around 58. North northwest wind 5 to 7 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 86. Calm wind.
Friday Night
Partly cloudy, with a low around 57. North northwest wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 58.
Monday
A slight chance of rain after 11am. Partly sunny, with a high near 87.
Monday Night
Mostly cloudy, with a low around 58.
Tuesday
A slight chance of rain. Partly sunny, with a high near 83.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Hillsboro OR
 45.52°N 122.98°W (Elev. 161 ft)
Last Update:
2:41 am PDT Aug 13, 2026
Forecast Valid:
3am PDT Aug 13, 2026-6pm PDT Aug 19, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation