Rupert Airport (BYI) 15 Day Weather Forecast, Rupert United States
Current weather conditions and 15 day weather forecast for Rupert Airport in Rupert, 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 BYI
| 15 September 2026 Tue 9.9 ° C ( 49.8°F )  Clear |
Feels Like : 8.6 ° C / 47.5°F Humidity : % 40 Pressure : 1017 mb Wind Speed : 6.8 kmph / 4.3 miles from SW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Rupert Airport, Rupert, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 14 September 2026 Mon | Sunny |
7.8 ° C | 19.6 ° C | 12.9 ° C | % 37 | 24.1 km/h | 1% |
| 15 September 2026 Tue | Sunny |
7.4 ° C | 27.3 ° C | 15.8 ° C | % 30 | 13 km/h | 2% |
| 16 September 2026 Wed | Sunny |
10.5 ° C | 30.5 ° C | 20.2 ° C | % 25 | 23 km/h | 1% |
| 17 September 2026 Thu | Sunny |
12.7 ° C | 30.5 ° C | 21.3 ° C | % 34 | 33.5 km/h | 3% |
| 18 September 2026 Fri | Sunny |
10.2 ° C | 23.8 ° C | 16.6 ° C | % 40 | 28.8 km/h | 1% |
| 19 September 2026 Sat | Sunny |
10 ° C | 25.1 ° C | 17.2 ° C | % 37 | 11.5 km/h | 1% |
| 20 September 2026 Sun | Sunny |
12.3 ° C | 28.3 ° C | 19.7 ° C | % 26 | 10.4 km/h | 1% |
| 21 September 2026 Mon | Sunny |
13.3 ° C | 29 ° C | 20.3 ° C | % 19 | 15.8 km/h | 2% |
| 22 September 2026 Tue | Sunny |
13.4 ° C | 29.2 ° C | 20.7 ° C | % 16 | 14 km/h | 1% |
| 23 September 2026 Wed | Sunny |
14.9 ° C | 30.8 ° C | 22.3 ° C | % 16 | 12.2 km/h | 0% |
| 24 September 2026 Thu | Sunny |
14.7 ° C | 32.5 ° C | 23.3 ° C | % 13 | 15.1 km/h | 1% |
| 25 September 2026 Fri | Sunny |
13.5 ° C | 25.7 ° C | 19.1 ° C | % 24 | 19.4 km/h | 3% |
| 26 September 2026 Sat |  Overcast |
12.1 ° C | 26.9 ° C | 18.8 ° C | % 40 | 23.8 km/h | 36% |
| 27 September 2026 Sun |  Cloudy |
13.3 ° C | 28.5 ° C | 20.3 ° C | % 42 | 37.8 km/h | 7% |
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