East Hampton Beach Sea Water Temperature
A temperate beach on the James Bay, warmest around August at about 22°C. Today's reading, 7-day forecast, and monthly averages below.
East Hampton Beach water temperature
Pleasant and revitalizing. Great for most beachgoers and active recreational swimming.
7-Day Water Temperature Forecast
East Hampton Beach Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in East Hampton Beach occurs inJuly, August, September, October — peaking at22°C (71.6°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 | 3.8°C | 6.9°C | 9.9°C | Very Cold (< 16°C) |
| February | 2.5°C | 4.7°C | 6.9°C | Very Cold (< 16°C) |
| March | 2°C | 4.8°C | 8.4°C | Very Cold (< 16°C) |
| April | 3.8°C | 7.1°C | 11.2°C | Very Cold (< 16°C) |
| May | 8.9°C | 11.3°C | 16.5°C | Very Cold (< 16°C) |
| June | 11.7°C | 16.6°C | 20.1°C | Cool / Refreshing (16°C – 20°C) |
| July | 18.9°C | 20.8°C | 22.9°C | Comfortable (20°C – 24°C) |
| August | 19.8°C | 22°C | 24.3°C | Comfortable (20°C – 24°C) |
| SeptemberCurrent | 17.8°C | 20.5°C | 23.2°C | Comfortable (20°C – 24°C) |
| October | 14.4°C | 17.2°C | 19.9°C | Cool / Refreshing (16°C – 20°C) |
| November | 11°C | 13.5°C | 16.3°C | Very Cold (< 16°C) |
| December | 7.4°C | 9.9°C | 12.8°C | Very Cold (< 16°C) |
Swimming FAQs for East Hampton Beach
Is the sea warm enough to swim in East Hampton Beach today?
Typical sea surface temperature in East Hampton Beach this time of year is 20.5°C (68.9°F) — classified as Comfortable (20°C – 24°C). Pleasant and revitalizing. Great for most beachgoers and active recreational swimming. Live readings load automatically.
What are the warmest months for swimming in East Hampton Beach?
The highest water temperatures in East Hampton Beach typically occur duringJuly, August, September, October, when monthly averages reach peak seasonal levels.
What is the typical water temperature in East Hampton Beach in September?
Historically in September, water temperatures in East Hampton Beach average around20.5°C (68.9°F), fluctuating between a recorded minimum of 17.8°C and a maximum of 23.2°C.