Roundup Airport (RPX) 15 Day Weather Forecast, Roundup United States
Current weather conditions and 15 day weather forecast for Roundup Airport in Roundup, 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 RPX
| 14 December 2025 Sun 3.9 ° C ( 39°F )  Partly cloudy |
Feels Like : -0.4 ° C / 31.2°F Humidity : % 55 Pressure : 1016 mb Wind Speed : 20.9 kmph / 13 miles from SW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 50 |
15-day weather forecast for Roundup Airport, Roundup, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 14 December 2025 Sun |  Sunny |
-9.3 ° C | 6 ° C | -0.6 ° C | % 67 | 22.3 km/h | 0% |
| 15 December 2025 Mon | Partly Cloudy |
-2.2 ° C | 5.6 ° C | 1.2 ° C | % 94 | 25.6 km/h | 0% |
| 16 December 2025 Tue |  Overcast |
-0.7 ° C | 3.4 ° C | 1.9 ° C | % 92 | 31.3 km/h | 0% |
| 17 December 2025 Wed |  Patchy rain nearby |
1 ° C | 5 ° C | 2.9 ° C | % 60 | 62.6 km/h | 89% |
| 18 December 2025 Thu | Partly Cloudy |
-5.6 ° C | -1.3 ° C | -1.4 ° C | % 58 | 50 km/h | 0% |
| 19 December 2025 Fri |  Light freezing rain |
-2.9 ° C | 3.2 ° C | -0.5 ° C | % 59 | 27.4 km/h | 84% |
| 20 December 2025 Sat | Sunny |
-2.8 ° C | 2.2 ° C | -1.2 ° C | % 49 | 33.5 km/h | 0% |
| 21 December 2025 Sun |  Patchy moderate snow |
-2.9 ° C | 0.7 ° C | -1.3 ° C | % 57 | 22.3 km/h | 84% |
| 22 December 2025 Mon | Light freezing rain |
-16.7 ° C | -9.6 ° C | -9.9 ° C | % 90 | 33.5 km/h | 73% |
| 23 December 2025 Tue | Partly Cloudy |
-20 ° C | -11.3 ° C | -16.8 ° C | % 91 | 15.1 km/h | 0% |
| 24 December 2025 Wed | Light freezing rain |
-20.3 ° C | -15.7 ° C | -18.4 ° C | % 95 | 25.9 km/h | 0% |
| 25 December 2025 Thu |  Light snow |
-20.7 ° C | -19.3 ° C | -20 ° C | % 91 | 20.2 km/h | 72% |
| 26 December 2025 Fri | Overcast |
-25.8 ° C | -18.9 ° C | -22.5 ° C | % 92 | 4.7 km/h | 0% |
| 27 December 2025 Sat | Overcast |
-20.7 ° C | -12.2 ° C | -17.9 ° C | % 90 | 12.2 km/h | 0% |
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