Porthleven wave
buoy monthly averages for 2023 last observation shown
oldest observation available
Average Wave Height
4 ft
2 — 6.7 ft
Average Wave period
5 secs
4.6 — 6.2 secs
Average Wave Direction
SW
Average Water temperature
14 °C
10 — 17.2 °C
| Month | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 6.7 | 5.5 | SW | 11.7 | |
| 6.2 | 5.8 | SW | 13.2 | |
| 4.8 | 5.5 | SW | 15.6 | |
| 3.7 | 5.4 | SW | 17.2 | |
| 3.3 | 4.7 | SW | 15.8 | |
| 3.9 | 4.7 | SW | 15.4 | |
| 2.0 | 4.6 | SW | 16.1 | |
| 2.2 | 5.3 | WSW | 12.7 | |
| 3.6 | 5.5 | SW | 11.3 | |
| 3.6 | 5.6 | WSW | 10.0 | |
| 6.2 | 6.2 | WSW | 10.5 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.