Rhyl Flats wave
buoy monthly averages for 2025 last observation shown
oldest observation available
Average Wave Height
9 ft
0.2 — 108.7 ft
Average Wave period
4 secs
2 — 17 secs
Average Wave Direction
N
Average Water temperature
11 °C
4.2 — 9.4 °C
| Month | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 23.1 | 6.7 | ENE | 20.4 | |
| 6.7 | 3.6 | NNW | 9.5 | |
| 2.1 | 3.1 | N | 6.5 | |
| 2.4 | 3.3 | NW | 6.9 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.