Porthleven wave
buoy daily averages for Dec 2024 last observation shown
oldest observation available
Monthly averages for 
Average Wave Height
5 ft
1.2 — 11.3 ft
Average Wave period
5 secs
4 — 6.9 secs
Average Wave Direction
SW
Average Water temperature
12 °C
11.6 — 13.3 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 7.7 | 5.4 | WSW | 11.6 | |
| 6.5 | 5 | WSW | 11.6 | |
| 6.2 | 5.1 | WSW | 11.6 | |
| 6.0 | 5.8 | SW | 11.8 | |
| 11.3 | 6.9 | SW | 12.0 | |
| 6.7 | 5 | SSW | 11.9 | |
| 2.8 | 4 | SW | 11.7 | |
| 3.0 | 4 | WSW | 11.7 | |
| 2.1 | 4.4 | SW | 11.7 | |
| 2.0 | 6.8 | WSW | 11.6 | |
| 1.6 | 4.7 | SW | 11.8 | |
| 1.3 | 6.3 | WSW | 12.0 | |
| 1.2 | 6.7 | SW | 12.2 | |
| 1.4 | 6.7 | WSW | 12.5 | |
| 3.6 | 4.4 | WSW | 12.6 | |
| 10.0 | 6.1 | WSW | 12.6 | |
| 6.8 | 5.7 | WSW | 12.7 | |
| 7.6 | 5.1 | SW | 12.9 | |
| 5.2 | 4.9 | SW | 13.0 | |
| 2.7 | 5.6 | SW | 12.9 | |
| 4.6 | 5.2 | WSW | 13.1 | |
| 6.3 | 5.3 | SW | 13.3 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.