Seaford wave buoy daily averages for Sep 2025 last observation shown oldest observation available Monthly averages for
Average Wave Height
3 ft
0.4 — 10.9 ft
Average Wave period
4 secs
3 — 6 secs
Average Wave Direction
SSW
Average Water temperature
18 °C
16.1 — 19.3 °C
| Day | Wave height (ft) | Wave Period (s) | Wave Direction | Water Temp (°C) |
|---|---|---|---|---|
| 0.8 | 3.6 | SW | 16.4 | |
| 0.7 | 4.3 | SW | 16.3 | |
| 1.7 | 3.5 | S | 16.3 | |
| 1.4 | 3 | S | 16.3 | |
| 1.0 | 3.5 | SSE | 16.4 | |
| 0.8 | 3.9 | S | 16.5 | |
| 0.8 | 3.9 | SE | 16.7 | |
| 0.6 | 3.7 | SSE | 16.9 | |
| 0.8 | 3.7 | SSE | 17.1 | |
| 2.3 | 4.5 | SW | 17.3 | |
| 3.4 | 3.8 | SW | 17.7 | |
| 1.6 | 3.8 | SW | 17.6 | |
| 4.2 | 4 | SW | 17.3 | |
| 5.8 | 4.5 | SW | 17.2 | |
| 5.9 | 4.6 | SW | 17.2 | |
| 10.0 | 5.9 | SW | 17.2 | |
| 4.4 | 4.3 | SW | 17.6 | |
| 5.5 | 4.8 | SW | 17.8 | |
| 6.1 | 4.8 | SW | 18.0 | |
| 6.3 | 4.7 | SW | 18.2 | |
| 4.3 | 3.8 | SSW | 18.5 | |
| 1.4 | 3.5 | SW | 18.6 | |
| 2.6 | 3.7 | SW | 18.6 | |
| 2.3 | 3.4 | S | 18.6 | |
| 1.7 | 3.2 | SSE | 18.5 | |
| 2.6 | 3.8 | SW | 18.4 | |
| 6.3 | 4.9 | SW | 18.5 | |
| 8.1 | 5 | SW | 18.9 | |
| 5.1 | 4.2 | SW | 19.1 | |
| 5.1 | 4.3 | SW | 19.2 |
Realtime data displayed on this page is from the Regional
Coastal Monitoring Programme.