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
| 15 May 2025 Thu 9.6 ° C ( 49.3°F )  Cloudy |
Feels Like : 9.4 ° C / 48.9°F Humidity : % 79 Pressure : 1022 mb Wind Speed : 3.6 kmph / 2.2 miles from SSW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 76 |
15-day weather forecast for Portland Hillsboro Airport, Hillsboro, United States
| Date | |
|---|---|
| 15 May 2025 Thu | |
| Weather forecast |  Patchy rain nearby |
| Low temperature | 7 ° C |
| High temperature | 14.1 ° C |
| Average Temperature | 10.4 ° C |
| Humidity | % 78 |
| Wind | 4.7 km/h |
| Chance of rain | 76% |
| 16 May 2025 Fri | |
| Weather forecast |  Overcast |
| Low temperature | 8.6 ° C |
| High temperature | 11.7 ° C |
| Average Temperature | 9.8 ° C |
| Humidity | % 86 |
| Wind | 7.2 km/h |
| Chance of rain | 0% |
| 17 May 2025 Sat | |
| Weather forecast |  Moderate rain |
| Low temperature | 10 ° C |
| High temperature | 15.3 ° C |
| Average Temperature | 12.2 ° C |
| Humidity | % 78 |
| Wind | 13.7 km/h |
| Chance of rain | 86% |
| 18 May 2025 Sun | |
| Weather forecast | Patchy rain nearby |
| Low temperature | 5.4 ° C |
| High temperature | 14.4 ° C |
| Average Temperature | 9.6 ° C |
| Humidity | % 76 |
| Wind | 17.6 km/h |
| Chance of rain | 89% |
| 19 May 2025 Mon | |
| Weather forecast |  Partly Cloudy |
| Low temperature | 4.3 ° C |
| High temperature | 14.4 ° C |
| Average Temperature | 9.1 ° C |
| Humidity | % 71 |
| Wind | 8.6 km/h |
| Chance of rain | 0% |
| 20 May 2025 Tue | |
| Weather forecast | Partly Cloudy |
| Low temperature | 7 ° C |
| High temperature | 19.9 ° C |
| Average Temperature | 13.1 ° C |
| Humidity | % 64 |
| Wind | 9.7 km/h |
| Chance of rain | 0% |
| 21 May 2025 Wed | |
| Weather forecast | Partly Cloudy |
| Low temperature | 5.9 ° C |
| High temperature | 18.2 ° C |
| Average Temperature | 12 ° C |
| Humidity | % 63 |
| Wind | 11.5 km/h |
| Chance of rain | 0% |
| 22 May 2025 Thu | |
| Weather forecast |  Sunny |
| Low temperature | 6 ° C |
| High temperature | 19.2 ° C |
| Average Temperature | 12.7 ° C |
| Humidity | % 57 |
| Wind | 14 km/h |
| Chance of rain | 0% |
| 23 May 2025 Fri | |
| Weather forecast | Overcast |
| Low temperature | 5.8 ° C |
| High temperature | 20.4 ° C |
| Average Temperature | 12.9 ° C |
| Humidity | % 61 |
| Wind | 8.3 km/h |
| Chance of rain | 0% |
| 24 May 2025 Sat | |
| Weather forecast | Partly Cloudy |
| Low temperature | 7.4 ° C |
| High temperature | 22 ° C |
| Average Temperature | 14.6 ° C |
| Humidity | % 64 |
| Wind | 5.8 km/h |
| Chance of rain | 0% |
| 25 May 2025 Sun | |
| Weather forecast | Patchy rain nearby |
| Low temperature | 10.1 ° C |
| High temperature | 22 ° C |
| Average Temperature | 15.3 ° C |
| Humidity | % 64 |
| Wind | 13.7 km/h |
| Chance of rain | 75% |
| 26 May 2025 Mon | |
| Weather forecast | Partly Cloudy |
| Low temperature | 10.1 ° C |
| High temperature | 23.1 ° C |
| Average Temperature | 16.4 ° C |
| Humidity | % 66 |
| Wind | 7.2 km/h |
| Chance of rain | 0% |
| 27 May 2025 Tue | |
| Weather forecast | Sunny |
| Low temperature | 10.7 ° C |
| High temperature | 29.6 ° C |
| Average Temperature | 20 ° C |
| Humidity | % 55 |
| Wind | 6.1 km/h |
| Chance of rain | 0% |
| 28 May 2025 Wed | |
| Weather forecast | Patchy rain nearby |
| Low temperature | 14.3 ° C |
| High temperature | 21.4 ° C |
| Average Temperature | 17.4 ° C |
| Humidity | % 76 |
| Wind | 7.9 km/h |
| Chance of rain | 81% |
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 15 May 2025 Thu | Patchy rain nearby |
7 ° C | 14.1 ° C | 10.4 ° C | % 78 | 4.7 km/h | 76% |
| 16 May 2025 Fri | Overcast |
8.6 ° C | 11.7 ° C | 9.8 ° C | % 86 | 7.2 km/h | 0% |
| 17 May 2025 Sat | Moderate rain |
10 ° C | 15.3 ° C | 12.2 ° C | % 78 | 13.7 km/h | 86% |
| 18 May 2025 Sun | Patchy rain nearby |
5.4 ° C | 14.4 ° C | 9.6 ° C | % 76 | 17.6 km/h | 89% |
| 19 May 2025 Mon | Partly Cloudy |
4.3 ° C | 14.4 ° C | 9.1 ° C | % 71 | 8.6 km/h | 0% |
| 20 May 2025 Tue | Partly Cloudy |
7 ° C | 19.9 ° C | 13.1 ° C | % 64 | 9.7 km/h | 0% |
| 21 May 2025 Wed | Partly Cloudy |
5.9 ° C | 18.2 ° C | 12 ° C | % 63 | 11.5 km/h | 0% |
| 22 May 2025 Thu | Sunny |
6 ° C | 19.2 ° C | 12.7 ° C | % 57 | 14 km/h | 0% |
| 23 May 2025 Fri | Overcast |
5.8 ° C | 20.4 ° C | 12.9 ° C | % 61 | 8.3 km/h | 0% |
| 24 May 2025 Sat | Partly Cloudy |
7.4 ° C | 22 ° C | 14.6 ° C | % 64 | 5.8 km/h | 0% |
| 25 May 2025 Sun | Patchy rain nearby |
10.1 ° C | 22 ° C | 15.3 ° C | % 64 | 13.7 km/h | 75% |
| 26 May 2025 Mon | Partly Cloudy |
10.1 ° C | 23.1 ° C | 16.4 ° C | % 66 | 7.2 km/h | 0% |
| 27 May 2025 Tue | Sunny |
10.7 ° C | 29.6 ° C | 20 ° C | % 55 | 6.1 km/h | 0% |
| 28 May 2025 Wed | Patchy rain nearby |
14.3 ° C | 21.4 ° C | 17.4 ° C | % 76 | 7.9 km/h | 81% |
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