Water temperature Black Sea Baltic Sea North Sea Atlantic West Mediterranean Sea Middle Mediterranean Sea East Mediterranean Sea Azoren/Madeira Forecast in other regions United States World New York +9° Los Angeles +12° Chicago -5° Houston +19° Phoenix +18° Philadelphia +8° Finiks +18° San Antonio +20° San Diego +13° Dallas +8° San Jose +9° Austin +14° Detroit -3° Jacksonville +21° Fort Worth +7° Columbus +3° Indianapolis +1° Charlotte +12° San Francisco +6° Seattle -20° All cities All cities Weather All seas