Perranporth wave buoy daily averages for Sep 2011 last observation shown oldest observation available Monthly averages for
Average Wave Height
 6 ft 
 0.8 — 14.7 ft
   Average Wave period
 11 secs 
 6 — 18 secs
   Average Wave Direction
 - 
  Average Water temperature
 16 °C 
 15.1 — 17.4 °C
   | Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) | 
|---|---|---|---|---|
| 3.2 | 11.3 | - | 15.6 | |
| 3.9 | 10.9 | - | 15.6 | |
| 1.7 | 8.3 | - | 15.5 | |
| 2.4 | 8.9 | - | 15.4 | |
| 4.2 | 10.2 | - | 15.4 | |
| 5.6 | 11.6 | - | 15.3 | |
| 5.3 | 10.8 | - | 15.3 | |
| 3.9 | 11.2 | - | 15.3 | |
| 6.5 | 12.4 | - | 15.4 | |
| 6.8 | 13 | - | 15.3 | |
| 5.7 | 12.6 | - | 15.3 | |
| 5.7 | 7.1 | - | 15.2 | |
| 10.6 | 9 | - | 15.3 | |
| 8.5 | 9.8 | - | 15.4 | |
| 4.6 | 11.2 | - | 15.4 | |
| 3.8 | 11 | - | 15.4 | |
| 7.2 | 12.4 | - | 15.4 | |
| 10.3 | 13.5 | - | 15.4 | |
| 11.1 | 12.5 | - | 15.5 | |
| 10.5 | 13.3 | - | 15.5 | |
| 5.1 | 9.5 | - | 15.7 | |
| 3.8 | 9.4 | - | 15.8 | |
| 5.7 | 10.5 | - | 15.7 | |
| 9.1 | 10.6 | - | 15.7 | |
| 9.9 | 10 | - | 15.9 | |
| 9.2 | 10.4 | - | 16.0 | |
| 5.4 | 10.2 | - | 16.1 | |
| 5.2 | 12 | - | 16.3 | |
| 1.4 | 14.5 | - | 16.5 | |
| 1.0 | 16.1 | - | 16.1 | 
 Realtime data displayed on this page is from the Regional
                Coastal Monitoring Programme.