Greenwich wave buoy monthly averages for 2016 last observation shown oldest observation available
Average Wave Height
3 ft
0 — 37.4 ft
Average Wave period
6 secs
0 — 26 secs
Average Water temperature
13 °C
8.6 — 35.8 °C
Average Wind
W, 19 mph
0 — 75 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.
| Month | Wave height (ft) | Wave Period (s) | Wind Direction | Wind Speed (mph) | Water Temp (°C) |
|---|---|---|---|---|---|
| 2 | 7 | S | 19 | 12.1 | |
| 4 | 6 | NNW | 25 | 14.1 | |
| 2 | 6 | ENE | 20 | 16.5 | |
| 2 | 7 | WSW | 16 | 18.0 | |
| 2 | 6 | W | 18 | 17.1 | |
| 2 | 6 | WSW | 16 | 15.6 | |
| 3 | 6 | W | 15 | 13.6 | |
| 3 | 6 | N | 15 | 11.5 | |
| 4 | 6 | W | 17 | 10.0 | |
| 4 | 7 | N | 20 | 9.2 | |
| 5 | 7 | W | 23 | 10.0 | |
| 5 | 7 | SW | 26 | 11.1 |
Realtime data displayed on this page is from the
Met Office Marine observations
.