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 +8° Los Angeles +10° Chicago +4° Houston +20° Phoenix +15° Philadelphia +6° Finiks +15° San Antonio +19° San Diego +11° Dallas +19° San Jose +8° Austin +19° Detroit +5° Jacksonville +16° Fort Worth +19° Columbus +6° Indianapolis +7° Charlotte +7° San Francisco +8° Seattle -5° All cities All cities Weather All seas