Water temperature in United States

Current water temperatures in United States – lakes, rivers and coasts, ranked live.

Updated on September 1, 2026

1Atlantic, South Port Everglades39.3 °C 2Hot C A Flume near Mammoth Lakes, California37.4 °C 3Gulf of Mexico, Pilottown35.9 °C 4Gulf of Mexico, Port Mansfield35.9 °C 5Gulf of Mexico, Bulk Terminal35.7 °C 6Gulf of Mexico, Lake Charles Bulk Terminal, LA35.5 °C 7Gulf of Mexico, Baffin Bay, TX35.3 °C 8Gulf of Mexico, Baffin Bay35.0 °C 9Rio Grande at Rio Grande Village, Big Bnd Np, Texas34.9 °C 10Spring Creek near Spring, Texas34.7 °C 11Trinity River near Moss Bluff, Texas33.9 °C 12Rio Grande Dws Santa Elena Canyon, Bbnp, Texas33.9 °C 13Gulf of Mexico, Port O'Connor, Matagorda Bay, TX33.8 °C 14Gulf of Mexico, Texas Point, Sabine Pass, TX33.8 °C 15Gulf of Mexico, Texas Point, Sabine Pass33.8 °C 16W Fork San Jacinto River near Conroe, Texas33.8 °C 17Rincon Bayou Channel near Odem, Texas33.8 °C 18Gulf of Mexico, Port O'Connor33.7 °C 19Pecos River at RR 1776 near Grandfalls, Texas33.7 °C 20Lake Charlotte near Anahuac, Texas33.5 °C 21Gulf of Mexico, South Bird Island, TX33.4 °C 22Atlantic, Trout Cove, FL33.4 °C 23Yuma Main Drain above Arizona-sonora Boundary33.3 °C 24Pumpkin River near Goodland, Florida33.3 °C 25Gulf of Mexico, S. Bird Island33.2 °C 26Skeleton Creek at Enid, Oklahoma33.2 °C 27Trinity River at IH 10 near Wallisville, Texas33.2 °C 28Gulf of Mexico, Matagorda City, TX33.1 °C 29Atlantic, Johnson Key, FL33.1 °C 30Curry Creek at Highway 41 at Nokomis, Florida33.1 °C 31Trinity River near Crockett, Texas33.1 °C 32Gulf of Mexico, Eagle Point, TX33.0 °C 33Gulf of Mexico, Matagorda City33.0 °C 34Atlantic, Middle Key, FL32.9 °C 35Gulf of Mexico, Copano Bay32.9 °C 36Old River Cutoff near Moss Bluff, Texas32.9 °C 37Trinity River at Wallisville, Texas32.9 °C 38Lake Houston at FM 1960 near Huffman, Texas32.9 °C 39Atlantic, Taylor River, FL32.8 °C 40Gulf of Mexico, Freshwater Canal Locks32.8 °C 41Republican River at Clay Center, Kansas32.8 °C 42Gulf of Mexico, Freshwater Canal Locks, LA32.7 °C 43Gulf of Mexico, Rockport, TX32.7 °C 44Gulf of Mexico, Port Lavaca, TX32.7 °C 45Gulf of Mexico, Eagle Point, Galveston Bay32.7 °C 46Brazos River at Giww Flood Gates near Freeport, Texas32.7 °C 47Brazos River at Coe Flood Gates near Freeport, Texas32.7 °C 48Nueces River near Odem, Texas32.7 °C 49Nf Kings River A 24TH Ave Branch near Lemoore, California32.7 °C 50Lake Hou at Jack's Ditch (Site 2) near Houston, Texas32.7 °C 51Atlantic, Bob Allen, FL32.6 °C 52Gulf of Mexico, Lake Charles, LA32.6 °C 53Atlantic, Little Rabbit Key, FL32.6 °C 54Gulf of Mexico, Port Arthur, TX32.6 °C 55Gulf of Mexico, Port Arthur32.6 °C 56Gulf of Mexico, Rockport32.6 °C 57SW 122 Ave Canal at SW 202ND St near Goulds, Florida32.6 °C 58Tombigbee River near Nanafalia, Alabama32.6 °C 59Calcasieu River at I-10 at Lake Charles, Louisiana32.6 °C 60Gulf of Mexico, Galveston32.5 °C