Rhyl Flats wave buoy monthly averages for 2020 last observation shown oldest observation available
Average Wave Height
2 ft
0.2 — 10.2 ft
Average Wave period
4 secs
0 — 22 secs
Average Wave Direction
NW
Average Water temperature
12 °C
6.2 — 19.9 °C
| Month | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 2.8 | 3.5 | NW | 8.7 | |
| 2.5 | 2.4 | WNW | 11.3 | |
| 3.1 | 0 | WNW | 12.3 | |
| 2.2 | 4.4 | WNW | 16.3 | |
| 1.7 | 3.9 | NNW | 17.4 | |
| 1.9 | 4 | NW | 15.8 | |
| 2.2 | 4.1 | NW | 15.0 | |
| 1.7 | 3.9 | NNW | 12.1 | |
| 1.4 | 3.8 | N | 9.3 | |
| 2.4 | 4.4 | NW | 7.5 | |
| 4.2 | 5.6 | WNW | 7.3 | |
| 2.5 | 4.5 | WNW | 7.4 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.