Start Bay wave
buoy monthly averages for 2021 last observation shown
oldest observation available
Average Wave Height
2 ft
1.2 — 4.9 ft
Average Wave period
4 secs
3.8 — 5.4 secs
Average Wave Direction
SSE
Average Water temperature
13 °C
8.9 — 17.3 °C
| Month | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 3.0 | 4.7 | SSE | 11.6 | |
| 1.7 | 4.6 | SSE | 13.5 | |
| 2.3 | 4.5 | S | 15.6 | |
| 1.7 | 4.3 | SSE | 17.3 | |
| 1.4 | 3.9 | SSE | 16.2 | |
| 1.3 | 3.8 | SSE | 16.3 | |
| 1.2 | 4 | SSE | 13.9 | |
| 2.2 | 4.4 | S | 11.0 | |
| 2.2 | 3.9 | ESE | 9.8 | |
| 2.3 | 4.5 | SSE | 9.2 | |
| 4.9 | 5.4 | SSE | 8.9 | |
| 2.8 | 4.9 | SSE | 9.7 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.