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 +3° Los Angeles +15° Chicago -1° Houston +17° Phoenix +19° Philadelphia +4° Finiks +19° San Antonio +16° San Diego +14° Dallas +15° San Jose +9° Austin +15° Detroit 0° Jacksonville +15° Fort Worth +15° Columbus +5° Indianapolis +3° Charlotte +7° San Francisco +9° Seattle +1° All cities All cities Weather All seas