August is hot and humid in Tennessee, with the heat index stuck at the high end of the temperature range. Day temperatures are in the hot 82°F (27.8°C) to 91°F (32.8°C) range, while nights are warm between 58°F (14.4°C) to 73°F (22.8°C). East Tennessee and the high western plains see relatively mild temperatures than the central portion of the state. The precipitation is on the wane and registers between 3" (76mm) to 5" (127mm) statewide. August has at least 22 sunny days, a few of which are hot and cross the 100°F (37.8°C) mark. Lakeside spots command a premium, and mountain cabins see a rise in bookings. A dinner cruise down the Chattanooga River is a happy time during a summer evening. Storm activity decreases by the end of the summer, and temperatures decrease steadily. Camping grounds remain busy as the long days end in comfortable nights that are ideal for stargazing. August sees a rise in tourist numbers in Tennessee in anticipation of better weather at the end of summer.