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
| 19 December 2025 Fri 12.2 ° C ( 54°F )  Partly cloudy |
Feels Like : 9.1 ° C / 48.4°F Humidity : % 43 Pressure : 990 mb Wind Speed : 36 kmph / 22.4 miles from W 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 75 |
15-day weather forecast for Roundup Airport, Roundup, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 19 December 2025 Fri |  Patchy rain nearby |
-3.3 ° C | 11.7 ° C | 4.8 ° C | % 59 | 55.1 km/h | 87% |
| 20 December 2025 Sat |  Sunny |
-3.8 ° C | 2.7 ° C | -1.7 ° C | % 59 | 36.7 km/h | 0% |
| 21 December 2025 Sun | Partly Cloudy |
-5.5 ° C | 2.1 ° C | -2 ° C | % 57 | 16.6 km/h | 0% |
| 22 December 2025 Mon | Patchy rain nearby |
-0.2 ° C | 4.9 ° C | 2.5 ° C | % 75 | 19.8 km/h | 80% |
| 23 December 2025 Tue | Partly Cloudy |
-1.2 ° C | 6.9 ° C | 1.5 ° C | % 80 | 13.3 km/h | 0% |
| 24 December 2025 Wed | Sunny |
-0.5 ° C | 6.4 ° C | 2.9 ° C | % 72 | 13 km/h | 0% |
| 25 December 2025 Thu | Partly Cloudy |
-6.7 ° C | -3 ° C | -4.4 ° C | % 72 | 23 km/h | 0% |
| 26 December 2025 Fri |  Overcast |
-7.7 ° C | -5.5 ° C | -6.5 ° C | % 70 | 13.7 km/h | 0% |
| 27 December 2025 Sat |  Cloudy |
-6.7 ° C | 0.5 ° C | -4 ° C | % 82 | 13 km/h | 0% |
| 28 December 2025 Sun |  Heavy snow |
-9.5 ° C | -4.2 ° C | -5.4 ° C | % 91 | 15.1 km/h | 73% |
| 29 December 2025 Mon |  Light freezing rain |
-10.5 ° C | 1.6 ° C | -5.7 ° C | % 87 | 16.9 km/h | 71% |
| 30 December 2025 Tue |  Moderate snow |
-13.3 ° C | -9.8 ° C | -10.9 ° C | % 92 | 15.8 km/h | 62% |
| 31 December 2025 Wed | Cloudy |
-18 ° C | -7.6 ° C | -14.2 ° C | % 92 | 6.8 km/h | 0% |
| 01 January 2026 Thu | Partly Cloudy |
-18.2 ° C | -4.8 ° C | -13.6 ° C | % 88 | 12.6 km/h | 0% |
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