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.
Record High Temperatures Around Texas. The high today at DFW was 106 degrees! This is the hottest it has been this soon in the summer in 32 years. The last time we got this hot this fast was in the summer of 1980. Last year the first time we made it to 106 was on July 25th. We did not break a record at DFW today as the record high for this date is 113 degrees set in 1980. 113 degrees is also the hottest temperature ever recorded at DFW. Many other locations across the state of Texas did break records for this date.