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

54°F

12°C

Humidity 76%
Wind Speed WNW 9 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 19 Jun 01:05 AM PDT
Extended Forecast for

3 Miles ENE Hillsboro OR

  • Overnight

    Overnight: Partly cloudy, with a low around 47. Light northwest wind.

    Low: 47 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Increasing clouds, with a high near 74. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 74 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49. Northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, then showers and possibly a thunderstorm after 11am. High near 63. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 11pm, then a chance of showers. Low around 46. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Showers. High near 59. Chance of precipitation is 100%.

    High: 59 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 11pm. Cloudy, with a low around 52. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 72.

    High: 72 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Sunday Night

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

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 47. Light northwest wind.
Juneteenth
Increasing clouds, with a high near 74. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 49. Northwest wind 5 to 8 mph becoming calm after midnight.
Friday
A chance of showers, then showers and possibly a thunderstorm after 11am. High near 63. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 11pm, then a chance of showers. Low around 46. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers. High near 59. Chance of precipitation is 100%.
Saturday Night
Showers likely, mainly before 11pm. Cloudy, with a low around 52. Chance of precipitation is 70%.
Sunday
A slight chance of showers before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Hillsboro OR
 45.54°N 122.86°W (Elev. 200 ft)
Last Update:
12:41 am PDT Jun 19, 2025
Forecast Valid:
1am PDT Jun 19, 2025-6pm PDT Jun 25, 2025
 
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