weather in colville washington fahrenheit
Washington Weather > Colville Weather. Colville, WA climate is mild during summer when temperatures tend to be in the 60's and very cold during winter when temperatures tend to be in the 20's. The warmest month of the year is August with an average maximum temperature of 86.30 degrees Fahrenheit, while the coldest month of the year is January with an average minimum temperature of 18.60 degrees Fahrenheit.