Greenwich wave buoy monthly averages for 2022 last observation shown Data available: to
Average Wave Height
2 ft
0 — 5.9 ft
Average Wave period
7 secs
0 — 26 secs
Average Water temperature
14 °C
8.6 — 20.1 °C
Average Wind
W, 16 mph
0 — 45 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.
| Month | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 2 | 8 | WNW | 17 | 10.5 | |
| 3 | 6 | SW | 23 | 9.4 | |
| 2 | 7 | E | 19 | 9.5 | |
| 2 | 6 | NNE | 18 | 10.2 | |
| 2 | 7 | WSW | 13 | 12.1 | |
| 2 | 7 | SSW | 14 | 14.4 | |
| 1 | 8 | W | 13 | 16.9 | |
| 1 | 8 | N | 14 | 18.4 | |
| 2 | 7 | NNW | 15 | 18.4 | |
| 3 | 6 | SSW | 19 | 17.1 | |
| 3 | 7 | SW | 20 | 14.9 | |
| 2 | 6 | NE | 11 | 11.8 |