The temperatures in Great Falls in June are quite cold with temperatures between 9°C and 23°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Great Falls during the month of June. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Great Falls in June 2025.
If you’re planning to visit Great Falls in the near future, we highly recommend that you review the 14 day weather forecast for Great Falls before you arrive.
Temperatures
23° / 9°
Rainy Days
4
Snowy Days
0
Dry Days
26
Rainfall
49
mm
Sun Hours
8.9
Hrs
