Porthleven wave buoy monthly averages for 2015 last observation shown oldest observation available
Average Wave Height
4 ft
0.4 — 79.5 ft
Average Wave period
10 secs
2 — 29 secs
Average Wave Direction
SW
Average Water temperature
13 °C
8.4 — 17.1 °C
| Month | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 10 | 11 | SW | 12.2 | |
| 6 | 10 | WSW | 13.6 | |
| 3 | 11 | SW | 14.7 | |
| 2 | 10 | SW | 15.5 | |
| 3 | 9 | SW | 15.3 | |
| 4 | 9 | WSW | 15.4 | |
| 3 | 9 | SW | 13.7 | |
| 4 | 9 | SW | 11.9 | |
| 3 | 11 | WSW | 10.5 | |
| 4 | 12 | WSW | 9.4 | |
| 4 | 12 | WSW | 9.3 | |
| 7 | 11 | WSW | 10.4 |
Realtime data displayed on this page is from the
Regional Coastal Monitoring Programme
.