Groton Long Point Main Beach Water Temperature
10.6°C / 51.0°F
The sea at Groton Long Point Main Beach feels cold so don't forget to pack your wetsuit!
Average Sea Temp for Groton Long Point Main Beach
The chart and table below are the sea temperature averages for Groton Long Point Main Beach calculated from over twenty years of oceanographic data. As above the water temperatures given are for sea surface temperature (SST) which is most relevant to recreational users.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | 6 | 4 | 4 | 6 | 10 | 16 | 21 | 22 | 20 | 16 | 12 | 9 |
| °F | 43 | 39 | 39 | 43 | 51 | 61 | 69 | 71 | 67 | 60 | 54 | 48 |
Noank
Connecticut
USA
Beaches nearby
- Groton Long Point South Beach (0.4 mi)
- Esker Point Beach (0.9 mi)
- Bluff Point Beach (1.3 mi)
- Bushy Point Beach (1.8 mi)
- Groton Beach (2 mi)
- Nauyaug Coast (2.3 mi)
- Shennecossett Beach (3 mi)
- Avery Point (3.1 mi)
- Chocomount Beach (3.5 mi)
- Isabella Beach (3.7 mi)