The most popular time to visit Umatilla is during the late spring, particularly May. At this time, temperatures typically range from the mid-60s to low 80s Fahrenheit, offering a comfortable climate great for outdoor activities like hiking, fishing, or exploring the scenic views along the Columbia River.
During the peak season from June to August, Umatilla experiences an influx of visitors drawn to its vibrant outdoor lifestyle and numerous local events. Whether you're interested in water sports, birdwatching, or simply enjoying the beautiful landscapes, the warm weather and long daylight hours create an inclusive setting for sightseeing and adventure. Just be aware that popular spots might be busier during this time, so consider booking accommodations and activities in advance for an easy experience.
For those looking for a quieter experience with great value, visiting in early May can be a fantastic choice. This month allows you to enjoy blooming flowers and lush landscapes, often with fewer crowds and more affordable rates for accommodations. You can still partake in local festivals and events that celebrate the region's rich culture and heritage.