Greenwich wave buoy daily averages for Jul 2022 last observation shown Data available: to Monthly averages for
Average Wave Height
1 ft
0 — 2 ft
Average Wave period
8 secs
0 — 26 secs
Average Water temperature
17 °C
14.9 — 19.7 °C
Average Wind
WNW, 12 mph
0 — 28 mph
Chart showing grouped wave observations for Greenwich. Use the table on this page for a text version of the same measurements.
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) |
|---|---|---|---|---|---|
| 2 | 5 | WSW | 18 | 15.2 | |
| 1 | 6 | SW | 12 | 15.5 | |
| 1 | 5 | WSW | 16 | 15.4 | |
| 1 | 6 | WNW | 14 | 15.5 | |
| 1 | 6 | WNW | 13 | 15.8 | |
| 1 | 8 | WNW | 15 | 15.9 | |
| 1 | 6 | WNW | 10 | 16.0 | |
| 1 | 9 | WSW | 7 | 16.6 | |
| 1 | 10 | NNW | 7 | 17.5 | |
| 1 | 12 | ENE | 6 | 17.6 | |
| 1 | 15 | ENE | 9 | 18.1 | |
| 1 | 14 | SSE | 9 | 17.4 | |
| 1 | 11 | W | 7 | 16.9 | |
| 1 | 8 | NNW | 13 | 16.7 | |
| 1 | 8 | WNW | 8 | 16.7 | |
| 1 | 12 | NE | 11 | 16.8 | |
| 1 | 10 | E | 13 | 16.8 | |
| 1 | 14 | E | 13 | 17.1 | |
| 1 | 10 | ESE | 17 | 17.1 | |
| 1 | 6 | SW | 12 | 17.2 | |
| 1 | 7 | NW | 10 | 17.5 | |
| 1 | 6 | ENE | 19 | 17.0 | |
| 1 | 7 | W | 11 | 17.4 | |
| 2 | 7 | SSW | 8 | 17.9 | |
| 2 | 7 | SW | 20 | 17.8 | |
| 2 | 7 | W | 7 | 17.6 | |
| 1 | 7 | E | 15 | 17.3 | |
| 1 | 6 | E | 17 | 17.2 | |
| 1 | 7 | ENE | 10 | 17.7 | |
| 1 | 7 | W | 13 | 17.5 | |
| 2 | 5 | WSW | 22 | 17.4 |