Porthleven wave buoy daily averages for Dec 2013 last observation shown oldest observation available Monthly averages for
Average Wave Height
8 ft
0.8 — 41.4 ft
Average Wave period
12 secs
4 — 25 secs
Average Wave Direction
SW
Average Water temperature
11 °C
10.1 — 11.8 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 12 | 13 | SW | 10.5 | |
| 13 | 11 | SW | 10.5 | |
| 7 | 11 | SW | 10.3 | |
| 8 | 12 | SW | 10.5 | |
| 13 | 13 | WSW | 10.6 | |
| 8 | 10 | SW | 10.6 | |
| 9 | 11 | SW | 10.6 | |
| 16 | 13 | SW | 10.9 | |
| 15 | 12 | SW | 10.9 | |
| 11 | 14 | WSW | 11.0 | |
| 12 | 12 | SW | 11.1 | |
| 10 | 14 | WSW | 11.1 | |
| 11 | 14 | SW | 11.4 | |
| 11 | 9 | SW | 11.6 | |
| 6 | 13 | WSW | 11.6 | |
| 9 | 10 | SW | 11.7 | |
| 11 | 12 | SW | 11.7 | |
| 12 | 13 | SW | 11.5 | |
| 9 | 12 | SW | 11.7 | |
| 10 | 12 | SW | 11.6 | |
| 6 | 10 | SW | 11.6 | |
| 5 | 6 | SW | 11.6 | |
| 3 | 9 | SW | 11.4 | |
| 3 | 8 | SW | 11.4 | |
| 2 | 11 | WSW | 11.2 | |
| 3 | 12 | WSW | 11.4 | |
| 3 | 8 | WSW | 11.2 | |
| 1 | 12 | WSW | 11.4 | |
| 1 | 14 | SW | 11.4 | |
| 1 | 16 | SSW | 11.5 | |
| 1 | 11 | WSW | 11.4 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.