Rhyl Sands Sea Water Temperature
A cool beach on the Irish Sea, warmest around August at about 16.9°C. Today's reading, 7-day forecast, and monthly averages below.
Rhyl Sands water temperature
Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing.
7-Day Water Temperature Forecast
Rhyl Sands Monthly Water Temperature Averages
Historical monthly climatology. The warmest water in Rhyl Sands occurs inJune, July, August, September — peaking at16.9°C (62.4°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 | 5.3°C | 7.5°C | 9.4°C | Very Cold (< 16°C) |
| February | 4.8°C | 6.6°C | 8.4°C | Very Cold (< 16°C) |
| March | 5.2°C | 6.9°C | 8.4°C | Very Cold (< 16°C) |
| April | 7.4°C | 8.8°C | 10.7°C | Very Cold (< 16°C) |
| May | 9.5°C | 11.4°C | 13.8°C | Very Cold (< 16°C) |
| June | 13.3°C | 14.5°C | 16.6°C | Very Cold (< 16°C) |
| July | 15.1°C | 16.2°C | 18.3°C | Cool / Refreshing (16°C – 20°C) |
| August | 15.8°C | 16.9°C | 18.9°C | Cool / Refreshing (16°C – 20°C) |
| SeptemberCurrent | 13.8°C | 16.1°C | 18.3°C | Cool / Refreshing (16°C – 20°C) |
| October | 12.5°C | 14.1°C | 15.9°C | Very Cold (< 16°C) |
| November | 9°C | 11.2°C | 13.2°C | Very Cold (< 16°C) |
| December | 6.7°C | 8.9°C | 11°C | Very Cold (< 16°C) |
Swimming FAQs for Rhyl Sands
Is the sea warm enough to swim in Rhyl Sands today?
Typical sea surface temperature in Rhyl Sands this time of year is 16.1°C (61°F) — classified as Cool / Refreshing (16°C – 20°C). Invigorating and crisp. Tolerable for active swimming, but chilly for prolonged casual bathing. Live readings load automatically.
What are the warmest months for swimming in Rhyl Sands?
The highest water temperatures in Rhyl Sands typically occur duringJune, July, August, September, when monthly averages reach peak seasonal levels.
What is the typical water temperature in Rhyl Sands in September?
Historically in September, water temperatures in Rhyl Sands average around16.1°C (61.0°F), fluctuating between a recorded minimum of 13.8°C and a maximum of 18.3°C.