How cold is New Jersey water in summer? In June sea water temperature in some cities of New Jersey is above 68°F and it is enough for comfortable bathing. Based on average water temperature observations over the past ten years, the warmest ocean in New Jersey in June was 72.5°F (in Sea Breeze), and the coldest sea 65.7°F (in Long Branch). To find out the sea temperature today and in the coming days, go to Current sea temperature in New Jersey
New Jersey cities and resorts with the values of the average water temperature in June in recent years.
For more detailed information about water temperature, surf forecast, weather and time of sunrise and sunset in any specific area of your interest, just click on a city name. For ease of search, all places are also grouped by the first letter of the name.
To find out what the water temperature was in New Jersey any day over a period of the last ten years, select the month