Close the supply water valve to the water heater. located, in most cases, above the water heater on. the cold water inlet to the hot water heater. 2. Drain the water from the hot water pipe by opening. a hot water faucet in the house. Let the water run. until it stops flowing.
The annual average precipitation at Seattle is 38.25 Inches. Winter months tend to be wetter than summer months. The wettest month of the year is December with an average rainfall of 6.06 Inches. We usually only get 1-3 days of snowfall a year.
Climate for Seattle C.O., Washington. Seattle C.O.'s coldest month is January when the average temperature overnight is 36.0Â°F. In August, the warmest month, the average day time temperature rises to 74.9Â°F. The driest month in Seattle C.O. is July with 0.93 inches of precipitation, and with 6.06 inches December is the wettest month.