Brittany wave buoy monthly averages for 2021 last observation shown oldest observation available
Average Wave Height
 8 ft 
 1.3 — 40.4 ft
   Average Wave period
 7 secs 
 3 — 13 secs
   Average Water temperature
 0 °C 
 0 — 0 °C
   Average Wind
 N, 7 mph 
 0 — 39 mph
  | Month | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) | 
|---|---|---|---|---|---|
| 13.0 | 7.8 | - | 0 | 0.0 | |
| 9.7 | 7.6 | - | 0 | 0.0 | |
| 8.5 | 6.6 | - | 0 | 0.0 | |
| 6.1 | 6.3 | - | 0 | 0.0 | |
| 5.6 | 5.4 | - | 0 | 0.0 | |
| 4.7 | 5.3 | - | 0 | 0.0 | |
| 5.6 | 6.2 | N | 0 | 0.0 | |
| 8.8 | 6.8 | W | 15 | 0.0 | |
| 6.3 | 5.9 | ENE | 16 | 0.0 | |
| 7.3 | 7.1 | ENE | 14 | 0.0 | |
| 14.2 | 8.4 | SSW | 21 | 0.0 | |
| 10.3 | 6.9 | WNW | 20 | 0.0 | 
 Realtime data displayed on this page is from the Met
                Office
                Marine observations.