Lewistown Municipal Airport (LWT) 15 Day Weather Forecast, Lewistown United States
Current weather conditions and 15 day weather forecast for Lewistown Municipal Airport in Lewistown, 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 LWT
| 05 December 2025 Fri -1.7 ° C ( 28.9°F )  Overcast |
Feels Like : -4.5 ° C / 24°F Humidity : % 96 Pressure : 1013 mb Wind Speed : 7.2 kmph / 4.5 miles from W 
Visibility : 16 km Precipitation (rainfall) : 0.2 mm Cloud (%) : 100 |
15-day weather forecast for Lewistown Municipal Airport, Lewistown, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 05 December 2025 Fri |  Moderate or heavy snow showers |
-4.5 ° C | 0.2 ° C | -1.9 ° C | % 86 | 12.6 km/h | 65% |
| 06 December 2025 Sat | Moderate or heavy snow showers |
-4.7 ° C | -1.7 ° C | -2.9 ° C | % 95 | 9.7 km/h | 68% |
| 07 December 2025 Sun | Moderate or heavy snow showers |
-4.6 ° C | 0.5 ° C | -2 ° C | % 83 | 24.1 km/h | 79% |
| 08 December 2025 Mon |  Sunny |
-1.2 ° C | 2.2 ° C | 1.5 ° C | % 72 | 36.4 km/h | 0% |
| 09 December 2025 Tue |  Patchy rain nearby |
-1.1 ° C | 4.3 ° C | 2.5 ° C | % 73 | 50.8 km/h | 70% |
| 10 December 2025 Wed | Moderate or heavy snow showers |
-3.9 ° C | 0.4 ° C | -1.9 ° C | % 88 | 25.6 km/h | 70% |
| 11 December 2025 Thu |  Patchy moderate snow |
-9.5 ° C | -4.6 ° C | -6.1 ° C | % 87 | 26.6 km/h | 69% |
| 12 December 2025 Fri |  Heavy snow |
-15.1 ° C | -11.1 ° C | -12.5 ° C | % 95 | 18.4 km/h | 64% |
| 13 December 2025 Sat |  Light snow |
-16.6 ° C | -10.7 ° C | -13.9 ° C | % 93 | 13.7 km/h | 77% |
| 14 December 2025 Sun | Light snow |
-19.7 ° C | -15.5 ° C | -16.3 ° C | % 96 | 13.3 km/h | 66% |
| 15 December 2025 Mon |  Cloudy |
-24.6 ° C | -5.7 ° C | -17.7 ° C | % 90 | 7.2 km/h | 0% |
| 16 December 2025 Tue | Light snow |
-25.1 ° C | -21.1 ° C | -22.8 ° C | % 97 | 10.1 km/h | 86% |
| 17 December 2025 Wed |  Mist |
-30 ° C | -21.8 ° C | -25.1 ° C | % 97 | 5.4 km/h | 61% |
| 18 December 2025 Thu |  Light freezing rain |
-26.2 ° C | -15.9 ° C | -20.5 ° C | % 93 | 8.6 km/h | 79% |
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