Greenwich wave buoy daily averages for Jan 2022 last observation shown Data available: to Monthly averages for
Average Wave Height
3 ft
0.7 — 9.8 ft
Average Wave period
8 secs
5 — 26 secs
Average Water temperature
10 °C
9.4 — 11.7 °C
Average Wind
W, 18 mph
1 — 44 mph
About Greenwich wave buoy
Greenwich (WMO 62305) is an offshore station in the southern North Sea/Thames approaches (50.4170°N, 0.0000°E). It is sited to monitor waves and weather affecting busy shipping lanes and coastal flood/sea-state forecasting for south‑east England. It reports wave height/period/direction and meteorological variables such as wind and pressure.
| Day | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 4 | 6 | NW | 27 | 9.5 | |
| 2 | 5 | W | 28 | 9.7 | |
| 1 | 9 | WNW | 14 | 9.5 | |
| 1 | 13 | N | 8 | 9.6 | |
| 2 | 5 | N | 21 | 10.0 | |
| 1 | 8 | W | 13 | 10.2 | |
| 1 | 8 | ESE | 9 | 10.2 | |
| 1 | 8 | N | 10 | 10.3 | |
| 2 | 6 | W | 18 | 10.4 | |
| 1 | 7 | WSW | 11 | 10.2 | |
| 1 | 11 | E | 10 | 10.6 | |
| 1 | 10 | E | 5 | 10.5 | |
| 2 | 10 | NE | 11 | 10.7 | |
| 2 | 7 | SSW | 16 | 10.7 | |
| 3 | 8 | SSE | 12 | 10.7 | |
| 6 | 7 | WNW | 22 | 10.5 | |
| 7 | 7 | W | 33 | 10.6 | |
| 6 | 7 | W | 27 | 10.6 | |
| 3 | 7 | WSW | 21 | 10.5 | |
| 4 | 6 | NW | 25 | 10.6 | |
| 3 | 6 | WNW | 24 | 11.1 | |
| 5 | 7 | SW | 25 | 11.3 | |
| 5 | 7 | SW | 29 | 11.6 | |
| 4 | 7 | S | 24 | 11.5 |