Porthleven wave buoy daily averages for Nov 2025 last observation shown oldest observation available Monthly averages for
Average Wave Height
5 ft
1.1 — 12.2 ft
Average Wave period
6 secs
3 — 8 secs
Average Wave Direction
SW
Average Water temperature
13 °C
11.4 — 14.1 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 5 | 5 | WSW | 12.2 | |
| 7 | 6 | SW | 12.2 | |
| 7 | 5 | WSW | 12.1 | |
| 5 | 5 | SW | 12.2 | |
| 4 | 5 | SW | 12.2 | |
| 3 | 5 | WSW | 12.2 | |
| 5 | 5 | WSW | 12.5 | |
| 6 | 5 | SW | 13.0 | |
| 6 | 5 | SW | 13.0 | |
| 2 | 5 | WSW | 12.9 | |
| 1 | 4 | WSW | 13.0 | |
| 2 | 4 | WSW | 13.4 | |
| 2 | 4 | WSW | 13.6 | |
| 2 | 7 | SW | 13.7 | |
| 3 | 7 | SW | 13.9 | |
| 4 | 6 | SSW | 14.0 | |
| 4 | 6 | SW | 14.0 | |
| 6 | 6 | SW | 14.0 | |
| 8 | 6 | SW | 13.9 | |
| 10 | 6 | SW | 13.9 | |
| 7 | 6 | WSW | 13.9 | |
| 7 | 6 | SW | 13.9 | |
| 6 | 7 | SW | 13.9 | |
| 5 | 6 | SW | 13.9 | |
| 6 | 7 | SW | 13.9 | |
| 8 | 6 | SW | 13.9 | |
| 9 | 6 | SW | 13.8 | |
| 8 | 5 | SW | 13.7 | |
| 7 | 6 | SW | 13.6 | |
| 9 | 6 | SW | 13.9 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.