New Hampshire water temperature in March

Is New Hampshire warm enough to swim in spring? In March sea water temperature throughout New Hampshire is not yet warm enough for swimming and does not exceed 68°F. Based on average water temperature observations over the past ten years, the warmest ocean in New Hampshire in March was 39.2°F (in Hampton), and the coldest sea 39.2°F (in Hampton). To find out the sea temperature today and in the coming days, go to Current sea temperature in New Hampshire

New Hampshire sea surface temp in March

New Hampshire cities and resorts with the values of the average water temperature in March 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 Hampshire any day over a period of the last ten years, select the month

Places with the warmest average ocean water temperature in New Hampshire in March. Also indicated are the maximum and minimum temperatures in March for these locations based on observations over the past 10 years

If you have interesting photos of this place, you can upload them here. Photos will be available to all users after verification by the moderator.

Get widget or API for your website

Our report for United States is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.