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
| 12 January 2026 Mon -2.2 ° C ( 28°F )  Clear |
Feels Like : -3.3 ° C / 26.1°F Humidity : % 88 Pressure : 1034 mb Wind Speed : 3.6 kmph / 2.2 miles from ENE 
Visibility : 16 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 |
|---|---|---|---|---|---|---|---|
| 11 January 2026 Sun | Sunny |
-5.1 ° C | 7.2 ° C | -0.3 ° C | % 75 | 9.7 km/h | 0% |
| 12 January 2026 Mon |  Mist |
-6.6 ° C | 2.4 ° C | -2 ° C | % 92 | 7.2 km/h | 0% |
| 13 January 2026 Tue |  Cloudy |
-3.9 ° C | 3.9 ° C | -1.2 ° C | % 91 | 7.9 km/h | 0% |
| 14 January 2026 Wed | Cloudy |
-4.6 ° C | 2.4 ° C | -1.4 ° C | % 86 | 7.2 km/h | 0% |
| 15 January 2026 Thu | Sunny |
-1.1 ° C | 7.3 ° C | 2 ° C | % 58 | 15.1 km/h | 0% |
| 16 January 2026 Fri | Sunny |
-2.7 ° C | 4.8 ° C | 0.4 ° C | % 59 | 10.1 km/h | 0% |
| 17 January 2026 Sat | Sunny |
-1.7 ° C | 6 ° C | 1 ° C | % 55 | 6.5 km/h | 0% |
| 18 January 2026 Sun | Sunny |
-2 ° C | 5.7 ° C | 1 ° C | % 57 | 7.6 km/h | 0% |
| 19 January 2026 Mon | Sunny |
-1.6 ° C | 7.5 ° C | 1.8 ° C | % 52 | 7.6 km/h | 0% |
| 20 January 2026 Tue |  Partly Cloudy |
-0.2 ° C | 10.4 ° C | 3.3 ° C | % 48 | 9 km/h | 0% |
| 21 January 2026 Wed | Partly Cloudy |
1.7 ° C | 11.7 ° C | 5.4 ° C | % 39 | 11.5 km/h | 0% |
| 22 January 2026 Thu | Partly Cloudy |
3.9 ° C | 12 ° C | 6.6 ° C | % 39 | 24.5 km/h | 0% |
| 23 January 2026 Fri |  Patchy light snow |
-2.6 ° C | 1.3 ° C | -0.2 ° C | % 57 | 37.1 km/h | 79% |
| 24 January 2026 Sat |  Blizzard |
-5.4 ° C | -1.6 ° C | -3.6 ° C | % 74 | 36 km/h | 80% |
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