Porthleven wave buoy daily averages for Dec 2012 last observation shown oldest observation available Monthly averages for
Average Wave Height
7 ft
1.5 — 28.2 ft
Average Wave period
11 secs
3 — 25 secs
Average Wave Direction
SW
Average Water temperature
11 °C
10 — 12 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 10 | 9 | SW | 10.6 | |
| 11 | 13 | WSW | 10.6 | |
| 14 | 13 | SW | 10.7 | |
| 8 | 9 | SW | 10.6 | |
| 9 | 11 | WSW | 10.6 | |
| 8 | 9 | SW | 10.6 | |
| 10 | 10 | SW | 10.8 | |
| 8 | 11 | SW | 11.0 | |
| 10 | 12 | SW | 11.0 | |
| 10 | 10 | SW | 10.9 | |
| 6 | 11 | SW | 10.4 | |
| 7 | 12 | SW | 10.5 | |
| 5 | 8 | SSW | 10.5 | |
| 5 | 11 | WSW | 10.4 | |
| 9 | 13 | WSW | 10.3 | |
| 10 | 13 | WSW | 10.2 | |
| 10 | 11 | SW | 10.4 | |
| 7 | 8 | SW | 10.8 | |
| 4 | 11 | SW | 10.7 | |
| 5 | 9 | SW | 10.6 | |
| 3 | 13 | WSW | 10.3 | |
| 2 | 13 | SW | 10.3 | |
| 2 | 7 | WSW | 10.5 | |
| 2 | 11 | WSW | 10.4 | |
| 5 | 13 | WSW | 10.7 | |
| 4 | 13 | WSW | 10.8 | |
| 4 | 11 | WSW | 10.8 | |
| 6 | 9 | WSW | 11.3 | |
| 5 | 9 | WSW | 11.6 | |
| 3 | 13 | WSW | 11.6 | |
| 3 | 12 | WSW | 11.4 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.