Climate almanac
Williston
North Dakota, United States · 48.15°, -103.62°
What is the weather like in Williston in May?
In May, Williston is typically 69°F (21°C) during the day and 44°F (6°C) at night. The month brings about 2.8 in (72 mm) of precipitation in total. Snowfall averages about 0.2 in (6 mm) over the month.
- Average high69°F (21°C)
- Average low44°F (6°C)
- Precipitation2.8 in (72 mm)
- Clear or mostly clear days12
- Snowfall0.2 in (6 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)