Helena Airport (HLN) 15 Day Weather Forecast, Helena United States
Current weather conditions and 15 day weather forecast for Helena Airport in Helena, 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 HLN
| 03 October 2026 Sat 15.5 ° C ( 59.9°F )  Overcast |
Feels Like : 13 ° C / 55.4°F Humidity : % 44 Pressure : 1023 mb Wind Speed : 5.8 kmph / 3.6 miles from NNE 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15-day weather forecast for Helena Airport, Helena, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 03 October 2026 Sat | Overcast |
5.8 ° C | 21.1 ° C | 13.1 ° C | % 47 | 10.4 km/h | 7% |
| 04 October 2026 Sun |  Sunny |
7.1 ° C | 25.7 ° C | 14.8 ° C | % 34 | 12.2 km/h | 1% |
| 05 October 2026 Mon | Overcast |
11.4 ° C | 27.1 ° C | 17.4 ° C | % 24 | 23.8 km/h | 8% |
| 06 October 2026 Tue | Overcast |
10.6 ° C | 25.8 ° C | 16.3 ° C | % 24 | 20.9 km/h | 5% |
| 07 October 2026 Wed | Sunny |
7.4 ° C | 25.7 ° C | 15.2 ° C | % 22 | 11.5 km/h | 2% |
| 08 October 2026 Thu | Sunny |
8.3 ° C | 25.5 ° C | 15 ° C | % 24 | 11.5 km/h | 1% |
| 09 October 2026 Fri | Overcast |
8.1 ° C | 27.2 ° C | 16.6 ° C | % 27 | 29.2 km/h | 4% |
| 10 October 2026 Sat | Overcast |
5.7 ° C | 17.6 ° C | 12.5 ° C | % 44 | 18.7 km/h | 11% |
| 11 October 2026 Sun | Sunny |
-0.9 ° C | 10.5 ° C | 5.1 ° C | % 43 | 23.8 km/h | 4% |
| 12 October 2026 Mon |  Patchy rain nearby |
-3.3 ° C | 11.5 ° C | 4.5 ° C | % 62 | 22.7 km/h | 57% |
| 13 October 2026 Tue |  Light freezing rain |
-3.5 ° C | 7.6 ° C | 3.3 ° C | % 73 | 29.2 km/h | 65% |
| 14 October 2026 Wed | Sunny |
-4.5 ° C | 15.3 ° C | 4.4 ° C | % 53 | 20.5 km/h | 5% |
| 15 October 2026 Thu |  Heavy snow |
-4.9 ° C | 5.9 ° C | 2 ° C | % 80 | 22.3 km/h | 83% |
| 16 October 2026 Fri | Sunny |
-9.1 ° C | 6.4 ° C | -2.6 ° C | % 73 | 12.2 km/h | 9% |
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