Greenwich wave buoy monthly averages for 2012 last observation shown Data available: to
Average Wave Height
3 ft
0 — 70.9 ft
Average Wave period
9 secs
0 — 47 secs
Average Water temperature
12 °C
3.8 — 17 °C
Average Wind
W, 24 mph
0 — 195 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) |
|---|---|---|---|---|---|
| 5 | 7 | WSW | 27 | 11.3 | |
| 3 | 6 | WSW | 23 | 13.4 | |
| 3 | 6 | WSW | 23 | 15.4 | |
| 3 | 6 | WSW | 22 | 16.4 | |
| 0 | 23 | NE | 22 | 3.8 | |
| 4 | 7 | W | 25 | 10.5 |