Great Falls International Airport (GTF) 15 Day Weather Forecast, Great Falls United States
Current weather conditions and 15 day weather forecast for Great Falls International Airport in Great Falls, 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 GTF
| 04 June 2026 Thu 19.8 ° C ( 67.6°F )  Sunny |
Feels Like : 19.8 ° C / 67.6°F Humidity : % 49 Pressure : 1016 mb Wind Speed : 14.4 kmph / 8.9 miles from NE 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 25 |
15-day weather forecast for Great Falls International Airport, Great Falls, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 03 June 2026 Wed | Sunny |
7.6 ° C | 20.8 ° C | 13.3 ° C | % 79 | 15.5 km/h | 4% |
| 04 June 2026 Thu |  Patchy rain nearby |
10.3 ° C | 21.6 ° C | 15 ° C | % 70 | 27 km/h | 73% |
| 05 June 2026 Fri | Sunny |
7.7 ° C | 25.6 ° C | 16.8 ° C | % 49 | 29.5 km/h | 0% |
| 06 June 2026 Sat | Patchy rain nearby |
9.9 ° C | 24.3 ° C | 16.3 ° C | % 57 | 24.1 km/h | 73% |
| 07 June 2026 Sun | Patchy rain nearby |
7.7 ° C | 17.8 ° C | 11.6 ° C | % 61 | 27 km/h | 73% |
| 08 June 2026 Mon | Sunny |
5.6 ° C | 22.1 ° C | 11.7 ° C | % 41 | 29.5 km/h | 0% |
| 09 June 2026 Tue | Patchy rain nearby |
11.8 ° C | 21.1 ° C | 15.7 ° C | % 49 | 27.4 km/h | 73% |
| 10 June 2026 Wed | Patchy rain nearby |
9.3 ° C | 13 ° C | 11 ° C | % 81 | 33.8 km/h | 73% |
| 11 June 2026 Thu | Patchy rain nearby |
8.6 ° C | 14.4 ° C | 10.5 ° C | % 79 | 11.2 km/h | 76% |
| 12 June 2026 Fri | Patchy rain nearby |
8.9 ° C | 17.5 ° C | 11.8 ° C | % 83 | 22.3 km/h | 81% |
| 13 June 2026 Sat |  Partly Cloudy |
6 ° C | 18 ° C | 12.1 ° C | % 70 | 28.4 km/h | 5% |
| 14 June 2026 Sun | Partly Cloudy |
8.7 ° C | 19 ° C | 14 ° C | % 62 | 14.4 km/h | 2% |
| 15 June 2026 Mon | Patchy rain nearby |
11 ° C | 18 ° C | 14.4 ° C | % 64 | 19.4 km/h | 73% |
| 16 June 2026 Tue | Sunny |
8.9 ° C | 22.1 ° C | 15.8 ° C | % 64 | 15.1 km/h | 2% |
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