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 August 2026 Mon 23.1 ° C ( 73.6°F ) ![]() Sunny |
Feels Like : 21.4 ° C / 70.5°F Humidity : % 49 Pressure : 1016 mb Wind Speed : 11.9 kmph / 7.4 miles from NNW
Visibility : 10 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 August 2026 Sun | Sunny |
15.5 ° C | 29 ° C | 21.1 ° C | % 63 | 15.1 km/h | 10% |
| 24 August 2026 Mon | Sunny |
13.6 ° C | 32.9 ° C | 22.5 ° C | % 52 | 8.6 km/h | 3% |
| 25 August 2026 Tue | Sunny |
16.5 ° C | 32.3 ° C | 22.9 ° C | % 50 | 13.3 km/h | 3% |
| 26 August 2026 Wed | Sunny |
13.1 ° C | 29.5 ° C | 20 ° C | % 59 | 15.8 km/h | 3% |
| 27 August 2026 Thu | Sunny |
12.9 ° C | 26.9 ° C | 18.5 ° C | % 60 | 14 km/h | 5% |
| 28 August 2026 Fri | Sunny |
11 ° C | 26 ° C | 17.5 ° C | % 61 | 12.2 km/h | 5% |
| 29 August 2026 Sat | Overcast |
13.2 ° C | 22.7 ° C | 16.6 ° C | % 68 | 10.4 km/h | 19% |
| 30 August 2026 Sun | Patchy rain nearby |
10.7 ° C | 20.3 ° C | 15.3 ° C | % 66 | 10.1 km/h | 37% |
| 31 August 2026 Mon | Sunny |
10.1 ° C | 24.3 ° C | 16.5 ° C | % 61 | 11.9 km/h | 4% |
| 01 September 2026 Tue | Overcast |
11.5 ° C | 26.3 ° C | 18 ° C | % 56 | 12.6 km/h | 7% |
| 02 September 2026 Wed | Sunny |
12.2 ° C | 26.2 ° C | 18.1 ° C | % 52 | 15.1 km/h | 2% |
| 03 September 2026 Thu | Sunny |
9.7 ° C | 26.7 ° C | 17.8 ° C | % 49 | 16.6 km/h | 2% |
| 04 September 2026 Fri | Overcast |
13.8 ° C | 29 ° C | 20.2 ° C | % 46 | 9.4 km/h | 10% |
| 05 September 2026 Sat | Sunny |
15.8 ° C | 28.3 ° C | 21.3 ° C | % 51 | 7.9 km/h | 3% |
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Overcast
Patchy rain nearby