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

48°F

9°C

Humidity 87%
Wind Speed WNW 6 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 18 May 12:35 AM PDT
Extended Forecast for

4 Miles E Farmington OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 46. Northwest wind 5 to 7 mph becoming calm.

    Low: 46 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 70. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 70 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. North northwest wind 6 to 11 mph becoming light west after midnight.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 71. Calm wind becoming north around 5 mph in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49. North northwest wind 6 to 10 mph.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Thursday Night

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

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 46. Northwest wind 5 to 7 mph becoming calm.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 70. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 45. North northwest wind 6 to 11 mph becoming light west after midnight.
Tuesday
Mostly sunny, with a high near 71. Calm wind becoming north around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 49. North northwest wind 6 to 10 mph.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 51.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Mostly sunny, with a high near 76.
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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:
12:41 am PDT May 18, 2026
Forecast Valid:
12am PDT May 18, 2026-6pm PDT May 24, 2026
 
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