Start Bay wave buoy daily averages for Jul 2025 last observation shown oldest observation available Monthly averages for
Average Wave Height
1 ft
0.3 — 5.9 ft
Average Wave period
4 secs
2 — 8 secs
Average Wave Direction
SSE
Average Water temperature
17 °C
15.4 — 20.4 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 1 | 3 | S | 17.8 | |
| 1 | 4 | SSE | 17.8 | |
| 1 | 4 | SSE | 17.5 | |
| 1 | 4 | S | 17.5 | |
| 1 | 5 | S | 17.3 | |
| 1 | 4 | S | 17.4 | |
| 1 | 3 | S | 17.5 | |
| 1 | 4 | SSE | 17.1 | |
| 1 | 4 | SSE | 16.8 | |
| 1 | 4 | S | 16.8 | |
| 2 | 6 | S | 16.8 | |
| 4 | 5 | S | 16.9 | |
| 1 | 4 | S | 16.9 | |
| 1 | 4 | SSE | 17.0 | |
| 1 | 4 | S | 17.0 | |
| 2 | 4 | SSE | 17.0 | |
| 2 | 4 | S | 17.2 | |
| 2 | 4 | SSE | 17.6 | |
| 2 | 3 | ESE | 17.6 | |
| 1 | 3 | ESE | 17.5 | |
| 1 | 3 | SE | 17.6 | |
| 1 | 4 | SE | 17.7 | |
| 1 | 4 | SSE | 17.1 | |
| 1 | 4 | SSE | 16.8 | |
| 1 | 4 | S | 15.7 | |
| 1 | 5 | S | 16.0 | |
| 1 | 3 | S | 16.7 | |
| 1 | 3 | SSE | 17.6 | |
| 1 | 4 | S | 17.8 | |
| 1 | 5 | S | 16.6 | |
| 1 | 5 | S | 16.2 |
Realtime data displayed on this page is from the
Regional Coastal Monitoring Programme
.