Porthleven wave
buoy monthly averages for 2015 last observation shown
oldest observation available
Average Wave Height
4 ft
2.4 — 9.9 ft
Average Wave period
10 secs
8.8 — 12 secs
Average Wave Direction
SW
Average Water temperature
13 °C
9.3 — 15.5 °C
| Month | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 9.9 | 11.3 | SW | 12.2 | |
| 6.3 | 10 | WSW | 13.6 | |
| 3.3 | 11 | SW | 14.7 | |
| 2.4 | 10.1 | SW | 15.5 | |
| 3.1 | 9.2 | SW | 15.3 | |
| 3.5 | 9 | WSW | 15.4 | |
| 2.6 | 9.2 | SW | 13.7 | |
| 4.1 | 8.8 | SW | 11.9 | |
| 2.6 | 10.9 | WSW | 10.5 | |
| 4.3 | 11.9 | WSW | 9.4 | |
| 4.2 | 12 | WSW | 9.3 | |
| 6.5 | 10.6 | WSW | 10.4 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.