North Hampton Beach Sea Water Temperature
A cool beach on the James Bay, warmest around August at about 18.7°C. Today's reading, 7-day forecast, and monthly averages below.
North Hampton Beach water temperature
Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing.
7-Day Water Temperature Forecast
North Hampton Beach Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in North Hampton Beach occurs inJune, July, August, September — peaking at18.7°C (65.7°F) in August.
Year-Round Water Temperature Curve (°C / °F)
Hover a bar for detailsFull 12-month data table — min / avg / max & swimming comfort
| Month | Min Water Temp | Average Water Temp | Max Water Temp | Swimming Comfort |
|---|---|---|---|---|
| January | 4.5°C | 6°C | 8.2°C | Very Cold (< 16°C) |
| February | 3.3°C | 4.4°C | 6°C | Very Cold (< 16°C) |
| March | 1.6°C | 4.1°C | 6.4°C | Very Cold (< 16°C) |
| April | 3.9°C | 5.9°C | 8.2°C | Very Cold (< 16°C) |
| May | 6.8°C | 9.8°C | 15.5°C | Very Cold (< 16°C) |
| June | 10.7°C | 14.4°C | 18.7°C | Very Cold (< 16°C) |
| July | 14.4°C | 17.5°C | 21.1°C | Cool / Refreshing (16°C – 20°C) |
| August | 16°C | 18.7°C | 21.3°C | Cool / Refreshing (16°C – 20°C) |
| SeptemberCurrent | 14.8°C | 17.2°C | 20.3°C | Cool / Refreshing (16°C – 20°C) |
| October | 10.3°C | 13.6°C | 16.9°C | Very Cold (< 16°C) |
| November | 8.5°C | 10.2°C | 13.5°C | Very Cold (< 16°C) |
| December | 5.9°C | 7.9°C | 10.2°C | Very Cold (< 16°C) |
Swimming FAQs for North Hampton Beach
Is the sea warm enough to swim in North Hampton Beach today?
Typical sea surface temperature in North Hampton Beach this time of year is 17.2°C (63°F) — classified as Cool / Refreshing (16°C – 20°C). Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing. Live readings load automatically.
What are the warmest months for swimming in North Hampton Beach?
The highest water temperatures in North Hampton Beach typically occur duringJune, July, August, September, when monthly averages reach peak seasonal levels.
What is the typical water temperature in North Hampton Beach in September?
Historically in September, water temperatures in North Hampton Beach average around17.2°C (63.0°F), fluctuating between a recorded minimum of 14.8°C and a maximum of 20.3°C.