Greenwich wave buoy daily averages for Oct 2013 last observation shown Data available: to Monthly averages for
Average Wave Height
3 ft
0 — 8.5 ft
Average Wave period
6 secs
0 — 15 secs
Average Water temperature
16 °C
10.8 — 36 °C
Average Wind
SW, 23 mph
0 — 73 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 | ESE | 19 | 16.7 | |
| 2 | 7 | SE | 15 | 16.9 | |
| 2 | 7 | SE | 22 | 16.8 | |
| 3 | 6 | SW | 22 | 16.8 | |
| 1 | 6 | WNW | 14 | 16.5 | |
| 1 | 6 | W | 9 | 16.8 | |
| 1 | 7 | W | 8 | 16.8 | |
| 1 | 7 | W | 16 | 16.8 | |
| 2 | 6 | WNW | 20 | 16.7 | |
| 4 | 5 | NNW | 32 | 16.2 | |
| 3 | 6 | NNE | 24 | 16.1 | |
| 1 | 6 | ESE | 16 | 16.1 | |
| 2 | 6 | W | 26 | 16.8 | |
| 2 | 5 | W | 21 | 16.0 | |
| 2 | 6 | NW | 16 | 16.0 | |
| 3 | 7 | SSW | 27 | 15.9 | |
| 3 | 6 | W | 26 | 16.1 | |
| 3 | 7 | SE | 19 | 16.0 | |
| 2 | 6 | SSW | 21 | 16.0 | |
| 5 | 6 | SSW | 29 | 16.0 | |
| 4 | 6 | S | 26 | 16.0 | |
| 4 | 6 | S | 28 | 16.0 | |
| 5 | 7 | WSW | 32 | 16.0 | |
| 2 | 7 | SSE | 18 | 16.0 | |
| 2 | 5 | S | 26 | 16.0 | |
| 4 | 6 | SSW | 33 | 16.0 | |
| 8 | 7 | SSW | 41 | 15.9 | |
| 8 | 8 | WSW | 41 | 15.7 | |
| 5 | 7 | WNW | 28 | 15.5 | |
| 3 | 7 | WSW | 22 | 15.5 | |
| 5 | 6 | SW | 30 | 15.5 |