Current conditions at
Portland-Hillsboro Airport (KHIO)
Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.
Mostly Cloudy
55°F
13°C
| Humidity | 71% |
| Wind Speed | NNW 3 MPH |
| Barometer | 29.92 in (1013.21 mb) |
| Dewpoint | 46°F (8°C) |
| Visibility | 10.00 mi |
| Last update | 26 May 10:00 AM PDT |
Extended Forecast for
Hillsboro OR
Today

High: 68 °F
Chance
ShowersTonight

Low: 48 °F
Mostly Cloudy
Wednesday

High: 81 °F
Mostly Sunny
Wednesday Night

Low: 53 °F
Partly Cloudy
Thursday

High: 82 °F
Mostly Sunny
Thursday Night

Low: 51 °F
Mostly Cloudy
Friday

High: 66 °F
Mostly Cloudy
Friday Night

Low: 44 °F
Mostly Cloudy
Saturday

High: 68 °F
Mostly Sunny
Detailed Forecast
Today
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 68. Calm wind becoming northwest 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Tonight
Mostly cloudy, with a low around 48. North northwest wind 5 to 8 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 81. Calm wind becoming north 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 53. North wind 5 to 8 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 82. Light northwest wind.
Thursday Night
Mostly cloudy, with a low around 51.
Friday
Mostly cloudy, with a high near 66.
Friday Night
Mostly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 86.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Hillsboro OR
45.53°N 122.92°W (Elev. 200 ft)
45.53°N 122.92°W (Elev. 200 ft)
9:41 am PDT May 26, 2026
10am PDT May 26, 2026-6pm PDT Jun 1, 2026


