Climate almanac
Grand Junction
Colorado, United States · 39.06°, -108.55°
What is the weather like in Grand Junction in August?
In August, Grand Junction is typically 87°F (31°C) during the day and 60°F (15°C) at night. The month brings about 2.2 in (56 mm) of precipitation in total.
- Average high87°F (31°C)
- Average low60°F (15°C)
- Precipitation2.2 in (56 mm)
- Clear or mostly clear days19
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)