Greenwich wave buoy daily averages for May 2026 last observation shown Data available: to Monthly averages for
Average Wave Height
1 ft
1 — 1.6 ft
Average Wave period
6 secs
6 — 6 secs
Average Water temperature
12 °C
11.4 — 11.5 °C
Average Wind
ESE, 18 mph
18 — 18 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) |
|---|---|---|---|---|---|
| 1 | 6 | ESE | 18 | 11.5 | |
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