Thornwick Bay Sea Water Temperature
A cool beach on the North Sea, warmest around August at about 14.9°C. Today's reading, 7-day forecast, and monthly averages below.
Thornwick Bay water temperature
Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges.
7-Day Water Temperature Forecast
Thornwick Bay Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Thornwick Bay occurs inJuly, August, September, October — peaking at14.9°C (58.8°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 | 6°C | 7.3°C | 8.6°C | Very Cold (< 16°C) |
| February | 5.5°C | 6.6°C | 7.7°C | Very Cold (< 16°C) |
| March | 5.2°C | 6.5°C | 7.9°C | Very Cold (< 16°C) |
| April | 6.2°C | 7.4°C | 8.4°C | Very Cold (< 16°C) |
| May | 7.2°C | 9.2°C | 11.9°C | Very Cold (< 16°C) |
| June | 10.5°C | 11.9°C | 13.3°C | Very Cold (< 16°C) |
| July | 12.7°C | 14.3°C | 17°C | Very Cold (< 16°C) |
| August | 13.7°C | 14.9°C | 16.6°C | Very Cold (< 16°C) |
| SeptemberCurrent | 12.3°C | 14°C | 16.1°C | Very Cold (< 16°C) |
| October | 11°C | 12.6°C | 13.7°C | Very Cold (< 16°C) |
| November | 8.8°C | 10.8°C | 12.6°C | Very Cold (< 16°C) |
| December | 7.6°C | 8.9°C | 10.9°C | Very Cold (< 16°C) |
Swimming FAQs for Thornwick Bay
Is the sea warm enough to swim in Thornwick Bay today?
Typical sea surface temperature in Thornwick Bay this time of year is 14°C (57.2°F) — classified as Very Cold (< 16°C). Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges. Live readings load automatically.
What are the warmest months for swimming in Thornwick Bay?
The highest water temperatures in Thornwick Bay typically occur duringJuly, August, September, October, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Thornwick Bay in September?
Historically in September, water temperatures in Thornwick Bay average around14°C (57.2°F), fluctuating between a recorded minimum of 12.3°C and a maximum of 16.1°C.