Groton Beach Water Temperature
10.7°C / 51.3°F
The sea at Groton Beach feels cold so don't forget to pack your wetsuit!
Average Sea Temp for Groton Beach
The chart and table below are the sea temperature averages for Groton 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 |
Poquonock Bridge
Connecticut
USA
Beaches nearby
- Bushy Point Beach (1.1 mi)
- Bluff Point Beach (1.2 mi)
- Shennecossett Beach (2 mi)
- Groton Long Point Main Beach (2 mi)
- Avery Point (2.1 mi)
- Esker Point Beach (2.2 mi)
- Groton Long Point South Beach (2.4 mi)
- Green Harbor Beach (3.3 mi)
- Osprey Beach (3.3 mi)
- Nauyaug Coast (3.6 mi)