Climate almanac
Umatilla
Oregon, United States · 45.92°, -119.34°
What is the weather like in Umatilla in May?
In May, Umatilla is typically 80°F (27°C) during the day and 52°F (11°C) at night. The month brings about 0.8 in (21 mm) of precipitation in total.
- Average high80°F (27°C)
- Average low52°F (11°C)
- Precipitation0.8 in (21 mm)
- Clear or mostly clear days13
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)