Porthleven wave
buoy monthly averages for 2014 last observation shown
oldest observation available
Average Wave Height
4 ft
1.8 — 10 ft
Average Wave period
11 secs
8.2 — 17.8 secs
Average Wave Direction
SW
Average Water temperature
13 °C
9.3 — 16.6 °C
| Month | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 4.8 | 9.9 | WSW | 11.8 | |
| 5.1 | 10.9 | SW | 13.3 | |
| 4.7 | 9.9 | SW | 15.5 | |
| 1.8 | 11 | SW | 16.6 | |
| 3.0 | 8.2 | SW | 16.0 | |
| 2.0 | 8.5 | SW | 16.6 | |
| 2.3 | 9.1 | SW | 14.6 | |
| 2.9 | 9.2 | WSW | 12.3 | |
| 3.6 | 10.8 | SW | 10.5 | |
| 4.1 | 11.6 | WSW | 9.5 | |
| 10.0 | 17.8 | SW | 9.3 | |
| 8.0 | 11.9 | SW | 10.0 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.