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Current conditions at
Portland-Hillsboro Airport (KHIO)
Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.light rain,mist
43°F
6°C
| Humidity | 100% |
| Wind Speed | WSW 3 MPH |
| Barometer | 30.01 in (1016.26 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | 5.00 mi |
| Last update | 01 Feb 04:35 AM PST |
Extended Forecast for
3 Miles S Farmington OR
Overnight

Low: 42 °F
Rain and
Patchy FogSunday

High: 55 °F
Rain
Sunday Night

Low: 42 °F
Slight Chance
Rain and
Patchy Dense
FogMonday

High: 54 °F
Chance Rain
and Areas
Dense FogMonday Night

Low: 39 °F
Patchy Fog
Tuesday
High: 58 °F
Areas Fog
then Partly
SunnyTuesday Night

Low: 40 °F
Mostly Cloudy
Wednesday

High: 58 °F
Mostly Sunny
Wednesday Night

Low: 38 °F
Partly Cloudy
Detailed Forecast
Overnight
Rain, mainly after 5am. Patchy fog. Low around 42. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain, mainly before 4pm. High near 55. South wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A slight chance of rain before 4am, then a slight chance of rain after 5am. Patchy dense fog. Otherwise, mostly cloudy, with a low around 42. Calm wind. Chance of precipitation is 20%.
Monday
A 40 percent chance of rain. Areas of dense fog before noon. Otherwise, mostly cloudy, with a high near 54. Calm wind.
Monday Night
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 39. Calm wind.
Tuesday
Areas of fog before 9am. Otherwise, partly sunny, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Mostly sunny, with a high near 58.
Wednesday Night
Partly cloudy, with a low around 38.
Thursday
Sunny, with a high near 59.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 57.
Friday Night
A slight chance of rain. Patchy fog. Otherwise, partly cloudy, with a low around 39.
Saturday
A chance of rain. Patchy fog. Otherwise, partly sunny, with a high near 56.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles S Farmington OR
45.42°N 122.95°W (Elev. 200 ft)
45.42°N 122.95°W (Elev. 200 ft)
4:41 am PST Feb 1, 2026
4am PST Feb 1, 2026-6pm PST Feb 7, 2026


