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

73°F

23°C

Humidity 46%
Wind Speed NA 3 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 23 Jun 08:53 AM PDT
Extended Forecast for

4 Miles E Farmington OR

  • Tonight

    Tonight: Mostly clear, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 91. Calm wind becoming northwest 5 to 9 mph in the afternoon.

    High: 91 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 56. Northwest wind 6 to 11 mph becoming light west after midnight. Winds could gust as high as 18 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Cloudy, with a high near 76. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 76 °F

    Cloudy

  • Thursday Night

    Thursday Night: Showers, mainly after 11pm. Low around 53. West wind 6 to 11 mph becoming south after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Showers

  • Friday

    Friday: Showers, with thunderstorms also possible after 11am. High near 66. Chance of precipitation is 90%.

    High: 66 °F

    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 11am. Cloudy, with a high near 64.

    High: 64 °F

    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 11pm. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 91. Calm wind becoming northwest 5 to 9 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 56. Northwest wind 6 to 11 mph becoming light west after midnight. Winds could gust as high as 18 mph.
Thursday
Cloudy, with a high near 76. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
Showers, mainly after 11pm. Low around 53. West wind 6 to 11 mph becoming south after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers, with thunderstorms also possible after 11am. High near 66. Chance of precipitation is 90%.
Friday Night
Showers likely, mainly after 11pm. Mostly cloudy, with a low around 50. Chance of precipitation is 60%.
Saturday
Showers, with thunderstorms also possible after 11am. Cloudy, with a high near 64.
Saturday Night
A chance of showers before 11pm. Mostly cloudy, with a low around 49.
Sunday
A slight chance of showers. Mostly cloudy, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 51.
Monday
Partly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Partly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles E Farmington OR
 45.45°N 122.87°W (Elev. 600 ft)
Last Update:
8:52 pm PDT Jun 23, 2026
Forecast Valid:
9pm PDT Jun 23, 2026-6pm PDT Jun 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation