Anglesey Water Temperature

(Today) Sep 2025

16.1°C / 61°F

The water will feel medium. The water will feel a bit chilly in just bathers / swimming costume. If you plan on wearing a wetsuit 4/3mm should be thick enough.

Current weather

15°C / 58°F
(overcast clouds)
Partly cloudy
Wind
31 mph
Humidity
27%

Water temps is based on average surface temperatures measured throughout Anglesey.

Map showing Anglesey locations. Click on pins to view water temperature.

7 locations listed in Anglesey.