Climate almanac
Helena Valley West Central
Montana, United States · 46.66°, -112.06°
What is the weather like in Helena Valley West Central in May?
In May, Helena Valley West Central is typically 64°F (18°C) during the day and 41°F (5°C) at night. The month brings about 2.4 in (62 mm) of precipitation in total. Snowfall averages about 3.2 in (82 mm) over the month.
- Average high64°F (18°C)
- Average low41°F (5°C)
- Precipitation2.4 in (62 mm)
- Clear or mostly clear days9
- Snowfall3.2 in (82 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)