Climate almanac
Grand Junction
Colorado, United States · 39.06°, -108.55°
What is the weather like in Grand Junction in May?
In May, Grand Junction is typically 73°F (23°C) during the day and 45°F (7°C) at night. The month brings about 1.5 in (38 mm) of precipitation in total. Snowfall averages about 0.3 in (9 mm) over the month.
- Average high73°F (23°C)
- Average low45°F (7°C)
- Precipitation1.5 in (38 mm)
- Clear or mostly clear days13
- Snowfall0.3 in (9 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)