Tumtum Real EstateTumtum is located in Washington. Tumtum, Washington has a population of 1. The county average for households married with children is 26.21%. The median household income for the surrounding county is $47,272 compared to the national median of $57,652. Tumtum WeatherThe average high temperature in July is 82.2 degrees, with an average low temperature in January of 22.2 degrees. The average rainfall is approximately 18.7 inches per year, with 54.1 inches of snow per year. Tumtum MapReal estate near TumtumNearby CitiesNearby Cities Homes for Sale |