Porthleven wave
buoy daily averages for Nov 2022 last observation shown
oldest observation available
Monthly averages for 
Average Wave Height
8 ft
4.5 — 13.4 ft
Average Wave period
6 secs
5 — 7.6 secs
Average Wave Direction
SW
Average Water temperature
14 °C
12.5 — 15.1 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 4.7 | 6.2 | WSW | 12.5 | |
| 4.7 | 6.7 | WSW | 12.5 | |
| 8.6 | 6.7 | WSW | 12.6 | |
| 8.8 | 7 | SW | 12.7 | |
| 8.8 | 6 | SW | 12.7 | |
| 8.6 | 6.8 | WSW | 12.6 | |
| 13.4 | 7.6 | WSW | 12.8 | |
| 9.7 | 5.9 | SW | 12.7 | |
| 8.9 | 6 | WSW | 12.9 | |
| 8.1 | 5.8 | SW | 13.0 | |
| 5.8 | 5.1 | WSW | 13.2 | |
| 4.5 | 5.8 | SW | 13.2 | |
| 5.5 | 6 | WSW | 13.5 | |
| 7.3 | 6.4 | SW | 13.7 | |
| 8.6 | 6.6 | SW | 13.7 | |
| 10.2 | 7 | SW | 13.9 | |
| 6.5 | 5.6 | SW | 14.1 | |
| 5.1 | 5.3 | SW | 14.2 | |
| 6.0 | 6.5 | WSW | 14.2 | |
| 7.2 | 5.9 | WSW | 14.1 | |
| 5.9 | 5 | SW | 14.1 | |
| 7.6 | 5.8 | SW | 14.1 | |
| 12.1 | 7 | SW | 14.3 | |
| 10.5 | 6.4 | SW | 14.2 | |
| 7.9 | 5.9 | WSW | 14.4 | |
| 5.7 | 5.2 | SW | 14.4 | |
| 5.7 | 6.3 | WSW | 14.5 | |
| 8.1 | 6.4 | WSW | 14.7 | |
| 9.6 | 6.1 | SW | 14.8 | |
| 10.8 | 6.5 | SW | 15.1 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.