Porthleven wave buoy monthly averages for 2023 last observation shown oldest observation available
Average Wave Height
4 ft
0.5 — 41.1 ft
Average Wave period
5 secs
2 — 14 secs
Average Wave Direction
SW
Average Water temperature
14 °C
10 — 21.8 °C
| Month | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 7 | 6 | SW | 11.7 | |
| 6 | 6 | SW | 13.2 | |
| 5 | 6 | SW | 15.6 | |
| 4 | 5 | SW | 17.2 | |
| 3 | 5 | SW | 15.8 | |
| 4 | 5 | SW | 15.4 | |
| 2 | 5 | SW | 16.1 | |
| 2 | 5 | WSW | 12.7 | |
| 4 | 6 | SW | 11.3 | |
| 4 | 6 | WSW | 10.0 | |
| 6 | 6 | WSW | 10.5 |
Realtime data displayed on this page is from the
Regional Coastal Monitoring Programme
.