Climate almanac
Great Falls
Montana, United States · 47.50°, -111.30°
What is the weather like in Great Falls in August?
In August, Great Falls is typically 86°F (30°C) during the day and 57°F (14°C) at night. The month brings about 0.9 in (22 mm) of precipitation in total.
- Average high86°F (30°C)
- Average low57°F (14°C)
- Precipitation0.9 in (22 mm)
- Clear or mostly clear days17
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)