Weather in Great Falls, Montana for June 2026
Until now, June 2026 in Great Falls is cooler than usual, with temperatures averaging 19.1 °F, this is -2.1 °F below the typical seasonal average.
The forecast for the next days in Great Falls predicts temperatures to be around 23 °F, close to the historical average.
In general, the average temperature in Great Falls at the beginning of June is 19.9 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 26.7 °F by the end of June.
Great Falls experiences moderate rainfall in June, with an average of 6 rainy days and a total precipitation of 97.8 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
Great Falls Weather June
Temperatures trend during June in Great Falls
June weather in Great Falls day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jun. 1 |  Overcast | 17° /9° | 0.3 mm | 7 | |
| Jun. 2 |  Moderate rain | 12° /6° | 16.6 mm | 5 | |
| Jun. 3 |  Mist | 20° /4° | 0.1 mm | 10 | |
| Jun. 4 |  Thundery outbreaks possible | 21° /8° | 0.1 mm | 9 | |
| Jun. 5 |  Sunny | 25° /6° | 0 mm | 10 | |
| Jun. 6 | Sunny | 25° /8° | 1.7 mm | 10 | |
| Jun. 7 |  Partly cloudy | 19° /8° | 0.3 mm | 10 | |
| Jun. 8 | Partly cloudy | 24° /7° | 0 mm | 10 | |
| Jun. 9 | Sunny | 27° /8° | 0.3 mm | 10 | |
| Jun. 10 | Sunny | 22° /10° | 0.6 mm | 10 | |
| Jun. 11 |  Light rain shower | 26° /10° | 11.5 mm | 4 | |
| Jun. 12 | Patchy rain possible | 18° /7° | 2.9 mm | 5.8 | |
| Jun. 13 | Patchy rain possible | 17° /8° | 0.4 mm | 7.3 | |
| Jun. 14 | Sunny | 19° /5° | 0 mm | 7.7 | |
| Jun. 15 | Sunny | 27° /8° | 0 mm | 0 | |
| Jun. 16 | Sunny | 28° /16° | 0 mm | 6 | |
| Jun. 17 | Sunny | 23° /10° | 0 mm | 5 | |
| Jun. 18 | Sunny | 26° /9° | 0 mm | 5 | |
| Jun. 19 | Sunny | 29° /13° | 0 mm | 6 | |
| Jun. 20 | Patchy rain possible | 25° /12° | 0.4 mm | 4 | |
| Jun. 21 | Patchy rain possible | 15° /10° | 1.2 mm | 3 | |
| Jun. 22 | Patchy rain possible | 23° /10° | 0.6 mm | 4 | |
| Jun. 23 | Patchy rain possible | 22° /9° | 1.4 mm | 3 | |
| Jun. 24 | Sunny | 26° /10° | 0 mm | 5 | |
| Jun. 25 | Sunny | 30° /7° | 0 mm | 10 | |
| Jun. 26 | Thundery outbreaks possible | 25° /11° | 0 mm | 6 | |
| Jun. 27 | Mist | 25° /12° | 0 mm | 5 | |
| Jun. 28 | Sunny | 25° /9° | 0 mm | 10 | |
| Jun. 29 | Sunny | 26° /7° | 0 mm | 10 | |
| Jun. 30 | Sunny | 30° /9° | 0 mm | 10 | |
| Next | |||||
Great Falls in June - FAQ
What are the expected maximum and minimum temperatures in Great Falls during June?
How much rainfall should be expected in Great Falls during June?
What are the typical wind conditions in Great Falls during June?
June rainfall patterns in Great Falls
UV exposure in Great Falls during June
Quick links
Where is Great Falls?Get accurate weather forecasts for Great Falls, located at latitude 47.5 and longitude -111.301. Stay updated with localized weather information tailored for Great Falls.