Porthleven wave
buoy daily averages for Apr 2025 last observation shown
oldest observation available
Monthly averages for 
Average Wave Height
3 ft
1.5 — 3.4 ft
Average Wave period
4 secs
3 — 5 secs
Average Wave Direction
SW
Average Water temperature
11 °C
10.6 — 10.8 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 2.3 | 4 | SW | 10.7 | |
| 2.7 | 3.8 | SW | 10.8 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.