Porthleven wave
buoy daily averages for Mar 2024 last observation shown
oldest observation available
Monthly averages for 
Average Wave Height
6 ft
2.3 — 12 ft
Average Wave period
6 secs
4.4 — 7.1 secs
Average Wave Direction
SW
Average Water temperature
10 °C
9.8 — 11.4 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 4.1 | 5.2 | SW | 10.6 | |
| 5.8 | 5.5 | SW | 10.6 | |
| 9.0 | 6.3 | SW | 10.5 | |
| 12.0 | 7 | SW | 10.5 | |
| 8.4 | 5.9 | SW | 10.6 | |
| 4.1 | 5.6 | WSW | 10.6 | |
| 5.6 | 5.1 | SW | 10.6 | |
| 3.0 | 4.5 | WSW | 10.6 | |
| 4.3 | 4.5 | WSW | 10.6 | |
| 3.1 | 4.4 | WSW | 10.9 | |
| 2.3 | 4.9 | SW | 11.1 | |
| 4.2 | 6.3 | SW | 11.4 | |
| 5.9 | 6 | WSW | 11.2 | |
| 5.2 | 5.5 | SW | 11.1 | |
| 5.9 | 6 | WSW | 10.9 | |
| 5.1 | 5.5 | SW | 10.6 | |
| 7.6 | 5.7 | SW | 10.6 | |
| 7.0 | 5.5 | SW | 10.4 | |
| 6.2 | 5.3 | WSW | 10.4 | |
| 5.5 | 4.8 | SW | 10.3 | |
| 3.0 | 5 | SW | 10.2 | |
| 4.7 | 7 | SW | 10.2 | |
| 3.8 | 6 | SW | 10.2 | |
| 3.7 | 4.8 | SW | 10.1 | |
| 5.0 | 5.6 | WSW | 10.1 | |
| 5.4 | 6.3 | WSW | 10.0 | |
| 8.0 | 7.1 | SW | 10.0 | |
| 7.4 | 5.4 | SSW | 10.0 | |
| 3.4 | 5.1 | WSW | 9.8 | |
| 5.1 | 6.4 | WSW | 9.8 | |
| 9.2 | 6.1 | WSW | 10.0 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.