Portland Hillsboro Airport (HIO) 15 Day Weather Forecast, Hillsboro United States
Current weather conditions and 15 day weather forecast for Portland Hillsboro Airport in Hillsboro, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at HIO
| 24 June 2026 Wed 32.2 ° C ( 90°F )  Sunny |
Feels Like : 30 ° C / 86°F Humidity : % 29 Pressure : 1014 mb Wind Speed : 3.6 kmph / 2.2 miles from WNW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Portland Hillsboro Airport, Hillsboro, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 23 June 2026 Tue | Sunny |
16.6 ° C | 36.6 ° C | 26.3 ° C | % 41 | 6.1 km/h | 1% |
| 24 June 2026 Wed | Sunny |
14.8 ° C | 31.7 ° C | 22.9 ° C | % 38 | 18.7 km/h | 1% |
| 25 June 2026 Thu |  Patchy rain nearby |
12.7 ° C | 26.3 ° C | 17.8 ° C | % 56 | 11.9 km/h | 57% |
| 26 June 2026 Fri |  Moderate rain |
9.4 ° C | 18.8 ° C | 13.9 ° C | % 83 | 18.4 km/h | 84% |
| 27 June 2026 Sat | Moderate rain |
8.9 ° C | 16.8 ° C | 12.4 ° C | % 84 | 6.8 km/h | 83% |
| 28 June 2026 Sun | Patchy rain nearby |
8.6 ° C | 18.4 ° C | 12.8 ° C | % 82 | 7.6 km/h | 65% |
| 29 June 2026 Mon | Patchy rain nearby |
9.5 ° C | 21.7 ° C | 14.8 ° C | % 70 | 13.7 km/h | 14% |
| 30 June 2026 Tue |  Cloudy |
8.7 ° C | 21.4 ° C | 14.2 ° C | % 65 | 15.5 km/h | 7% |
| 01 July 2026 Wed | Patchy rain nearby |
8.5 ° C | 20.9 ° C | 13.5 ° C | % 72 | 8.6 km/h | 63% |
| 02 July 2026 Thu | Moderate rain |
9.2 ° C | 17 ° C | 13.2 ° C | % 83 | 16.2 km/h | 81% |
| 03 July 2026 Fri | Patchy rain nearby |
8.1 ° C | 12.2 ° C | 10.8 ° C | % 89 | 15.8 km/h | 74% |
| 04 July 2026 Sat | Patchy rain nearby |
10.9 ° C | 19.5 ° C | 14.6 ° C | % 81 | 11.2 km/h | 29% |
| 05 July 2026 Sun |  Partly Cloudy |
10.2 ° C | 25 ° C | 17.1 ° C | % 65 | 13.7 km/h | 6% |
| 06 July 2026 Mon | Sunny |
9.7 ° C | 25.3 ° C | 17.2 ° C | % 62 | 10.8 km/h | 5% |
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