Porthleven wave
buoy daily averages for Sep 2024 last observation shown
oldest observation available
Monthly averages for 
Average Wave Height
3 ft
0.8 — 8.1 ft
Average Wave period
5 secs
3 — 6.6 secs
Average Wave Direction
WSW
Average Water temperature
16 °C
15.5 — 16.7 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 8.1 | 6.6 | WSW | 15.5 | |
| 7.8 | 5.2 | SSW | 15.6 | |
| 2.5 | 6.1 | WSW | 15.9 | |
| 3.2 | 4.8 | SW | 15.9 | |
| 7.4 | 5.7 | SW | 15.9 | |
| 3.9 | 4.5 | SW | 16.0 | |
| 1.5 | 4.2 | SW | 16.0 | |
| 1.2 | 3.7 | WSW | 16.4 | |
| 1.0 | 4.9 | WSW | 16.4 | |
| 1.0 | 5 | SW | 16.2 | |
| 1.5 | 5.3 | SW | 16.3 | |
| 1.7 | 5.5 | WSW | 16.3 | |
| 1.7 | 5.7 | WSW | 16.3 | |
| 1.2 | 5.5 | WSW | 16.3 | |
| 2.1 | 4.9 | WSW | 16.4 | |
| 2.2 | 3.5 | SW | 16.1 | |
| 1.8 | 3.2 | SW | 16.0 | |
| 1.2 | 4.9 | WSW | 16.0 | |
| 1.7 | 4.4 | WSW | 15.9 | |
| 2.6 | 4.1 | WSW | 16.0 | |
| 3.8 | 4.1 | WSW | 16.0 | |
| 2.0 | 3 | WSW | 16.0 | |
| 1.8 | 3.2 | WSW | 16.1 | |
| 0.8 | 4.6 | SW | 16.2 | |
| 1.0 | 4.7 | SW | 16.1 | |
| 1.3 | 5.4 | WSW | 16.1 | |
| 2.1 | 4.4 | WSW | 16.3 | |
| 2.8 | 5 | WSW | 16.5 | |
| 3.0 | 6.1 | WSW | 16.7 | |
| 1.2 | 5.3 | WSW | 16.6 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.