February in Walla Walla is the cloudiest month of the year. In February, the weather in Walla Walla is typically cold. Average daily high temperature in February is about 7 degrees above zero. On average, Walla Walla has 15 cloudy, 6 rainy, 5 partly cloudy, and 3 sunny days in February. The rains are usually light. February as well as January, March, November, and December is considered the most uncomfortable time to visit Walla Walla.