Start Bay wave
buoy daily averages for Aug 2025 last observation shown
oldest observation available
Monthly averages for 
Average Wave Height
1 ft
0.5 — 1 ft
Average Wave period
3 secs
2 — 5 secs
Average Wave Direction
ESE
Average Water temperature
18 °C
17.6 — 17.8 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 0.9 | 2.8 | E | 17.6 | |
| 0.7 | 3.5 | SE | 17.7 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.