This data the coastal North Hampton ocean water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.
Water temperature in North Hampton today is 62.2°F. Based on our historical data over a period of ten years, the warmest water in this day in North Hampton was recorded in 2021 and was 64.8°F, and the coldest was recorded in 2013 at 57.9°F. Sea water temperature in North Hampton is expected to drop to 59.4°F in the next 10 days. September average water temperature in North Hampton is 63°F, the minimum temperature is 57.9°F, and the maximum is 71.1°F.
The swimming season in North Hampton lasts only one month - August. During this month, North Hampton water temperature does not drop below 68°F and therefore suitable for comfortable swimming. The average water temperature in North Hampton in winter reaches 42.3°F, in spring 44.1°F, in summer the average temperature rises to 63.1°F, and in autumn it is 56.8°F.
September 25, 2025 |
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today temp |
62.2°F |
September 24, 2025 |
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yesterday temp |
62.6°F |
Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for North Hampton. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast North Hampton. Data in table shown for September 25, 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)
0-3 h | 3-6 h | 6-9 h | 9-12 h |
---|---|---|---|
2' 10" | 2' 9" | 2' 8" | 2' 7" |
0.86 m | 0.83 m | 0.81 m | 0.79 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
2' 10" | 3' 0" | 3' 1" | 3' 5" |
0.86 m | 0.92 m | 0.95 m | 1.03 m |
Data in a table show North Hampton temperature today (September 25, 2025). For more information and forecast for a few days, go to the weather forecast North Hampton.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
---|---|---|---|
![]() | ![]() | ![]() | ![]() |
68.5°F | 65.1°F | 63.3°F | 64.8°F |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
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67.6°F | 68.4°F | 65.1°F | 61.7°F |
You may also be interested in other sections of our site for North Hampton: Sunrise and Sunset
These figures shows the average, minimum and maximum monthly sea temperature in North Hampton. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in North Hampton on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve
Month | Avr | Min | Max | |
---|---|---|---|---|
January | 41.9°F | 38.3°F | 46.8°F | cold |
Ocean water temperature in North Hampton in January | ||||
February | 39.2°F | 35.2°F | 43°F | cold |
Ocean water temperature in North Hampton in February | ||||
March | 39.2°F | 35.1°F | 46.9°F | cold |
Ocean water temperature in North Hampton in March | ||||
April | 42.8°F | 37.2°F | 50°F | cold |
Ocean water temperature in North Hampton in April | ||||
May | 50.2°F | 43.2°F | 62.4°F | cold |
Ocean water temperature in North Hampton in May | ||||
June | 58.3°F | 49.8°F | 66.6°F | cold |
Ocean water temperature in North Hampton in June | ||||
July | 64.8°F | 57.2°F | 72.5°F | cold |
Ocean water temperature in North Hampton in July | ||||
August | 66.2°F | 60.6°F | 73.4°F | cold |
Ocean water temperature in North Hampton in August | ||||
September | 63°F | 57.9°F | 71.1°F | cold |
Ocean water temperature in North Hampton in September | ||||
October | 57°F | 50.9°F | 63°F | cold |
Ocean water temperature in North Hampton in October | ||||
November | 50.4°F | 45.9°F | 56.5°F | cold |
Ocean water temperature in North Hampton in November | ||||
December | 45.7°F | 40.1°F | 50.5°F | cold |
Ocean water temperature in North Hampton in December |