Knab is located in Washington. Knab, Washington has a population of 290.
The median household income in Knab, Washington is $52,750. The median household income for the surrounding county is $46,387 compared to the national median of $57,652. The median age of people living in Knab is 45.7 years.
The average high temperature in July is 78.6 degrees, with an average low temperature in January of 35.8 degrees. The average rainfall is approximately 58.6 inches per year, with 0.9 inches of snow per year.