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
| 11 September 2026 Fri 18.5 ° C ( 65.3°F )  Overcast |
Feels Like : 18 ° C / 64.4°F Humidity : % 55 Pressure : 1016 mb Wind Speed : 3.6 kmph / 2.2 miles from SSE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
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 |
|---|---|---|---|---|---|---|---|
| 11 September 2026 Fri | Overcast |
9.1 ° C | 22.1 ° C | 15.4 ° C | % 63 | 7.2 km/h | 10% |
| 12 September 2026 Sat |  Patchy rain nearby |
11.9 ° C | 18.1 ° C | 14.2 ° C | % 70 | 11.9 km/h | 67% |
| 13 September 2026 Sun |  Sunny |
10.6 ° C | 20.2 ° C | 14.4 ° C | % 75 | 14.4 km/h | 64% |
| 14 September 2026 Mon | Sunny |
9.3 ° C | 21.2 ° C | 14.8 ° C | % 68 | 10.8 km/h | 7% |
| 15 September 2026 Tue | Overcast |
10.4 ° C | 23.1 ° C | 15.9 ° C | % 62 | 14.4 km/h | 8% |
| 16 September 2026 Wed | Sunny |
11.8 ° C | 28.7 ° C | 19.4 ° C | % 46 | 14 km/h | 1% |
| 17 September 2026 Thu | Sunny |
14.3 ° C | 28.5 ° C | 20.5 ° C | % 40 | 6.8 km/h | 1% |
| 18 September 2026 Fri | Sunny |
15.3 ° C | 28.6 ° C | 20.9 ° C | % 51 | 6.1 km/h | 4% |
| 19 September 2026 Sat | Sunny |
14.3 ° C | 25.7 ° C | 19.1 ° C | % 64 | 9 km/h | 6% |
| 20 September 2026 Sun | Overcast |
12.9 ° C | 20.4 ° C | 16 ° C | % 67 | 9.4 km/h | 13% |
| 21 September 2026 Mon | Sunny |
11.1 ° C | 21.7 ° C | 15.9 ° C | % 59 | 16.9 km/h | 6% |
| 22 September 2026 Tue | Sunny |
9.5 ° C | 17.3 ° C | 13.1 ° C | % 63 | 11.9 km/h | 17% |
| 23 September 2026 Wed | Sunny |
7.5 ° C | 20.2 ° C | 13 ° C | % 65 | 11.9 km/h | 17% |
| 24 September 2026 Thu | Sunny |
8.2 ° C | 20.2 ° C | 13.6 ° C | % 51 | 9 km/h | 3% |
Add a link to your web page; copy and paste this html to your web page
