North Sea 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 +20° Los Angeles +23° Chicago +16° Houston +27° Phoenix +28° Philadelphia +17° San Antonio +31° San Diego +22° Dallas +22° San Jose +27° Austin +29° Detroit +18° Jacksonville +33° Fort Worth +24° Columbus +21° Charlotte +23° San Francisco +21° Indianapolis +20° Seattle +13° Denver +10° All cities All cities Weather North Sea