Updated September 11, 2020
As the state's lead agency for water supplies, we pay close attention to multiple data sources and monitor them closely. The Office of the Washington State Climatologist serves as a credible and expert source of climate and weather information for the state. Their monthly newsletter reviews the previous month’s data and provides an outlook for the coming weeks.
August temperature averages were higher than normal, particularly in Eastern Washington. We had some unusually cool days mid-month in Western Washington, but quickly swung into record breaking highs across the state around the 16th. (At the same time Death Valley recorded 130 degrees F, the highest temperature recorded on earth in over 100 years.) The heat wave also arrived with thunderstorms in areas of Western Washington. Yet except for an anomaly on the northern coast, July’s scarce precipitation in the state continued through August, breaking records in many areas. Wildfires remained low through much of August despite the lack of rain, but a grass and brush fire ignited near Naches in Yakima County on August 31 forced local communities to evacuate. Read more in the September issue of the State Climatologist’s Newsletter
You can join a network of volunteers who help map and track precipitation in the United States and Canada.