Climate almanac
Chehalis
Washington, United States · 46.66°, -122.96°
What is the weather like in Chehalis in May?
In May, Chehalis is typically 68°F (20°C) during the day and 47°F (8°C) at night. The month brings about 2.6 in (65 mm) of precipitation in total.
- Average high68°F (20°C)
- Average low47°F (8°C)
- Precipitation2.6 in (65 mm)
- Clear or mostly clear days6
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)