Greenwich wave buoy daily averages for May 2021 last observation shown oldest observation available Monthly averages for Wave buoy icon

Average Wave Height

3 ft
0.3 — 14.8 ft

Average Wave period

6 secs
3 — 10 secs

Average Water temperature

11 °C
10 — 12.6 °C

Average Wind

SW, 20 mph
3 — 48 mph
Greenwich wave buoy daily averages May 2021 last observation shown May 2021
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
1.1 6.4 ENE 17 12.0
1.8 5.5 ENE 20 11.7
1.1 6.3 NE 20 11.8
0.9 7.4 NE 14 11.7
1.0 5.6 WSW 7 11.6
2.0 5.8 W 20 11.2
4.4 6.3 WSW 25 11.0
5.2 6.7 SW 26 11.0
3.2 5.7 SSW 24 10.9
5.8 7 WSW 26 10.9
11.1 7.9 SW 39 10.8
2.9 5.8 SW 24 10.9
2.2 6.1 W 19 11.0
2.7 6.7 WSW 16 11.0
4.3 7 W 22 10.8
3.2 6.5 SW 22 10.7
2.2 5.9 SW 21 10.4
1.5 6.2 NNE 15 10.3
2.6 5.7 SSE 20 10.2
2.3 6.7 SSE 16 10.3
2.3 7.3 S 15 10.2
2.9 7.6 SSW 16 10.3
3.3 8.5 S 14 10.2
2.5 5.9 S 23 10.1
1.4 6.2 W 15 10.1
1.7 6.2 WSW 13 9.9
3.7 6.3 WNW 22 9.8
9.5 7.4 W 35 9.8
2.2 5.3 SW 26 9.7
0.5 5.2 SSE 9 9.8
0.5 5.1 NNW 8 9.7
Realtime data displayed on this page is from the Met Office Marine observations.

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