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

64°F

18°C

Humidity 59%
Wind Speed ESE 5 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 20 Apr 06:35 PM PDT
Extended Forecast for

2 Miles WSW Hillsboro OR

  • Tonight

    Tonight: Showers likely, mainly after 5am. Mostly cloudy, with a low around 50. Light west wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, mainly before 2pm. Cloudy, with a high near 59. Light west wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 47. Light west northwest wind.

    Low: 47 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain likely before 11am, then showers likely after 11am. Cloudy, with a high near 57. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44. West southwest wind 5 to 8 mph becoming calm in the evening.

    Low: 44 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

Detailed Forecast

Tonight
Showers likely, mainly after 5am. Mostly cloudy, with a low around 50. Light west wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers likely, mainly before 2pm. Cloudy, with a high near 59. Light west wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 47. Light west northwest wind.
Wednesday
Rain likely before 11am, then showers likely after 11am. Cloudy, with a high near 57. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 44. West southwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 42.
Friday
Sunny, with a high near 72.
Friday Night
Clear, with a low around 44.
Saturday
Sunny, with a high near 74.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 69.
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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:
6:41 pm PDT Apr 20, 2026
Forecast Valid:
7pm PDT Apr 20, 2026-6pm PDT Apr 27, 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