Annestown Beach Sea Water Temperature
A temperate beach on the Celtic Sea, warmest around July at about 15.5°C. Today's reading, 7-day forecast, and monthly averages below.
Annestown Beach water temperature
Wetsuit strongly recommended. Sudden entry may cause cold shock. Suitable only for brief, brisk plunges.
7-Day Water Temperature Forecast
Annestown Beach Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Annestown Beach occurs inJune, July, August, September — peaking at15.5°C (59.9°F) in July.
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 | 8.1°C | 9.4°C | 10.5°C | Very Cold (< 16°C) |
| February | 7.5°C | 8.8°C | 9.8°C | Very Cold (< 16°C) |
| March | 7.8°C | 8.8°C | 10.2°C | Very Cold (< 16°C) |
| April | 8°C | 9.9°C | 12.3°C | Very Cold (< 16°C) |
| May | 10°C | 11.8°C | 14.1°C | Very Cold (< 16°C) |
| June | 12.6°C | 14.2°C | 16.2°C | Very Cold (< 16°C) |
| July | 13.8°C | 15.5°C | 18.2°C | Very Cold (< 16°C) |
| August | 14.8°C | 15.5°C | 17.6°C | Very Cold (< 16°C) |
| SeptemberCurrent | 14°C | 15.3°C | 17.3°C | Very Cold (< 16°C) |
| October | 12.7°C | 14.1°C | 15.6°C | Very Cold (< 16°C) |
| November | 10.2°C | 12.2°C | 13.8°C | Very Cold (< 16°C) |
| December | 9°C | 10.5°C | 11.7°C | Very Cold (< 16°C) |
Swimming FAQs for Annestown Beach
Is the sea warm enough to swim in Annestown Beach today?
Typical sea surface temperature in Annestown Beach this time of year is 15.3°C (59.5°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 Annestown Beach?
The highest water temperatures in Annestown Beach typically occur duringJune, July, August, September, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Annestown Beach in September?
Historically in September, water temperatures in Annestown Beach average around15.3°C (59.5°F), fluctuating between a recorded minimum of 14°C and a maximum of 17.3°C.