Brittany wave buoy daily averages for Jul 2010 last observation shown oldest observation available Monthly averages for
Average Wave Height
 7 ft 
 2.6 — 21 ft
   Average Wave period
 7 secs 
 4 — 11 secs
   Average Water temperature
 0 °C 
 0 — 0 °C
   Average Wind
 W, 16 mph 
 3 — 37 mph
  | Day | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) | 
|---|---|---|---|---|---|
| 3.4 | 5 | NW | 15 | 0.0 | |
| 3.2 | 5.9 | WNW | 11 | 0.0 | |
| 4.5 | 6.4 | NW | 12 | 0.0 | |
| 4.1 | 7 | NW | 12 | 0.0 | |
| 3.5 | 7 | NNW | 8 | 0.0 | |
| 4.7 | 6.7 | N | 11 | 0.0 | |
| 4.2 | 5.9 | NNW | 14 | 0.0 | |
| 4.4 | 5.3 | WSW | 16 | 0.0 | |
| 5.6 | 5.8 | NW | 15 | 0.0 | |
| 8.5 | 6.8 | NW | 21 | 0.0 | |
| 7.2 | 6.2 | WNW | 21 | 0.0 | |
| 7.4 | 7.7 | W | 16 | 0.0 | |
| 6.3 | 7.2 | SSW | 15 | 0.0 | |
| 4.5 | 6.2 | SSW | 12 | 0.0 | |
| 5.9 | 6.3 | WSW | 14 | 0.0 | |
| 11.0 | 7.1 | W | 24 | 0.0 | |
| 12.6 | 7.3 | WSW | 29 | 0.0 | |
| 14.4 | 7.8 | W | 30 | 0.0 | |
| 7.0 | 6.3 | WSW | 21 | 0.0 | |
| 7.5 | 6.5 | WSW | 19 | 0.0 | |
| 5.5 | 6.1 | WSW | 13 | 0.0 | |
| 6.9 | 6.2 | SSW | 19 | 0.0 | |
| 7.6 | 7.9 | SW | 15 | 0.0 | |
| 10.0 | 10 | WSW | 9 | 0.0 | |
| 5.7 | 6.9 | WSW | 11 | 0.0 | |
| 6.0 | 7.8 | SW | 9 | 0.0 | |
| 7.2 | 7.6 | NNW | 14 | 0.0 | |
| 8.8 | 7.8 | WSW | 17 | 0.0 | |
| 11.0 | 9.6 | WNW | 10 | 0.0 | |
| 8.5 | 7.8 | WNW | 14 | 0.0 | |
| 7.2 | 6.3 | SW | 19 | 0.0 | 
 Realtime data displayed on this page is from the Met
                Office
                Marine observations.