CHEYENNE, Wyo. (AP) â¿¿ Wyoming's unemployment rate remains unchanged at 4.6 percent. The Wyoming Department of Workforce Services reported the jobless rate for August on Tuesday. It has remained at 4.6 percent since May. Wyoming's unemployment rate for August was lower from a year ago when it was 5.4 percent and was significantly lower than the current U.S. unemployment rate of 7.3 percent. Across Wyoming, county unemployment rates followed their normal seasonal pattern and fell slightly, or were unchanged from July to August. Sublette County posted the lowest unemployment rate in August at 3 percent, followed by Teton and Converse counties at both 3.1 percent, and Campbell and Niobrara counties at 3.5 percent. The highest unemployment rates were found in Fremont at 5.5 percent, Big Horn at 4.8 percent and Platte at 4.7 percent.