The population was 5,586 at the 2000 census and 5,764 at the 2010 census. Sweetwater is the home of the Craighead Caverns which contains the Lost Sea, the United States' largest underground lake.
2011, The HOTTEST Year for Texas. Tweet. For most of Texas, 2011 is now the hottest year on record while city after city shatter records of 100 degree days. Texas is in a severe drought, only averaging about 1 inch of rain during July, and in many areas things are becoming desperate.
Dallas Weather :: Dallas Texas Temperature Averages. You better donât mind the heat if you live in Dallas Texas! The temperature gets up to the 90s F in summer months, with some days in 100s. The heat is dry with low humidity. The hottest months of the year are July and August, and the hottest temperature ever recorded was 115F in August 1909. See graph of average temperatures in F below or view in Celsius.