Start Bay wave buoy monthly averages for 2021 last observation shown oldest observation available
Average Wave Height
2 ft
0.3 — 43.3 ft
Average Wave period
4 secs
2 — 15 secs
Average Wave Direction
SSE
Average Water temperature
13 °C
10 — 22 °C
| Month | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 3 | 5 | SSE | 11.6 | |
| 2 | 5 | SSE | 13.5 | |
| 2 | 5 | S | 15.6 | |
| 2 | 4 | SSE | 17.3 | |
| 1 | 4 | SSE | 16.2 | |
| 1 | 4 | SSE | 16.3 | |
| 1 | 4 | SSE | 13.9 | |
| 2 | 4 | S | 11.0 | |
| 2 | 4 | ESE | 9.8 | |
| 2 | 5 | SSE | 9.2 | |
| 5 | 5 | SSE | 8.9 | |
| 3 | 5 | SSE | 9.7 |
Realtime data displayed on this page is from the
Regional Coastal Monitoring Programme
.