Greenwich wave buoy monthly averages for 2021 last observation shown oldest observation available Wave buoy icon

Average Wave Height

2 ft
0.8 — 3.9 ft

Average Wave period

7 secs
4.9 — 7.8 secs

Average Water temperature

13 °C
8.8 — 17.4 °C

Average Wind

WNW, 18 mph
7 — 23 mph
Greenwich wave buoy monthly averages 2021 last observation shown Dec 2021
Month Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
3.9 6.7 SW 23 11.6
2.5 6.8 NW 20 14.1
3.2 6.7 SW 21 16.2
1.7 7.8 NW 16 17.4
2.0 6.5 W 17 16.7
0.8 4.9 SW 7 17.1
0.9 6 W 11 13.6
3.1 6.4 SW 20 10.5
1.6 5.7 NNE 18 9.0
1.8 6.5 NNE 18 8.8
3.4 7.1 ENE 22 9.0
3.5 7.1 WNW 21 9.4
Realtime data displayed on this page is from the Met Office Marine observations.

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