Greenwich wave buoy daily averages for Feb 2026 last observation shown Data available: to Monthly averages for
Average Wave Height
4 ft
1.3 — 6.9 ft
Average Wave period
7 secs
5 — 12 secs
Average Water temperature
10 °C
9.5 — 10.7 °C
Average Wind
SSW, 22 mph
1 — 39 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) |
|---|---|---|---|---|---|
| 3 | 7 | S | 16 | 10.0 | |
| 3 | 7 | ESE | 19 | 9.9 | |
| 3 | 6 | ESE | 18 | 9.9 | |
| 3 | 7 | ESE | 24 | 9.9 | |
| 3 | 6 | SE | 22 | 9.9 | |
| 3 | 7 | S | 21 | 10.0 | |
| 4 | 7 | S | 28 | 10.0 | |
| 3 | 8 | S | 13 | 10.1 | |
| 2 | 7 | SE | 19 | 10.1 | |
| 3 | 8 | SSW | 18 | 10.2 | |
| 5 | 8 | SW | 24 | 10.3 | |
| 5 | 8 | W | 24 | 10.2 | |
| 4 | 8 | S | 17 | 10.3 | |
| 4 | 7 | N | 22 | 9.8 | |
| 4 | 6 | SSW | 30 | 9.7 | |
| 6 | 7 | W | 34 | 9.9 | |
| 4 | 8 | NW | 18 | 9.8 | |
| 5 | 6 | ESE | 31 | 9.6 | |
| 4 | 7 | N | 16 | 9.8 | |
| 4 | 7 | WSW | 25 | 9.8 | |
| 5 | 6 | WSW | 27 | 10.1 | |
| 5 | 7 | SW | 29 | 10.1 | |
| 4 | 7 | WSW | 26 | 10.1 | |
| 3 | 8 | S | 15 | 10.2 | |
| 3 | 9 | S | 8 | 10.3 | |
| 3 | 8 | SSW | 19 | 10.2 | |
| 5 | 7 | SSW | 25 | 10.2 | |
| 5 | 7 | WSW | 27 | 10.1 |