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.

Mostly Cloudy

55°F

13°C

Humidity 66%
Wind Speed SW 8 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 25 May 08:35 PM PDT
Extended Forecast for

Farmington OR

  • Tonight

    Tonight: A 40 percent chance of showers. Mostly cloudy, with a low around 46. South wind 3 to 7 mph.

    Low: 46 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers before noon, then a chance of showers after 2pm. Partly sunny, with a high near 66. Calm wind becoming north northwest around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46. North northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76. Calm wind becoming north 5 to 7 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. North wind 5 to 7 mph becoming calm in the evening.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 50.

    Low: 50 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 66.

    High: 66 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of showers. Mostly cloudy, with a low around 46. South wind 3 to 7 mph.
Tuesday
A slight chance of showers before noon, then a chance of showers after 2pm. Partly sunny, with a high near 66. Calm wind becoming north northwest around 6 mph in the afternoon. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 46. North northwest wind 5 to 8 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 76. Calm wind becoming north 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 50. North wind 5 to 7 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
A slight chance of rain. Mostly sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Farmington OR
 45.45°N 122.93°W (Elev. 200 ft)
Last Update:
8:42 pm PDT May 25, 2026
Forecast Valid:
8pm PDT May 25, 2026-6pm PDT Jun 1, 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