Greenwich wave buoy daily averages for Dec 2019 last observation shown oldest observation available Monthly averages for Wave buoy icon

Average Wave Height

5 ft
0.7 — 14.4 ft

Average Wave period

7 secs
5 — 10 secs

Average Water temperature

12 °C
10.8 — 12.7 °C

Average Wind

WSW, 26 mph
2 — 53 mph
Greenwich wave buoy daily averages Dec 2019 last observation shown Dec 2019
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
1.7 7.7 E 15 11.0
2.0 7.6 SW 15 11.1
2.3 8.6 S 14 11.0
2.2 8.8 S 11 11.2
4.0 7.5 NW 14 11.3
4.9 6.3 SSW 30 11.3
3.7 7.8 NNW 16 11.4
6.7 6.8 WSW 33 11.5
7.1 7.5 W 30 11.4
6.6 7.3 W 32 11.5
6.1 6.7 SSW 34 11.5
5.2 6.6 SSW 30 11.6
4.0 6.1 S 29 11.6
3.1 5.8 S 28 11.4
2.0 7.3 NW 16 11.4
4.6 7.2 S 21 11.5
9.2 7.4 SW 37 11.6
9.4 7.7 WSW 38 11.6
9.7 7.8 W 40 11.7
6.0 6.9 SW 32 11.7
5.1 6.5 W 26 11.9
6.4 7.2 SW 34 11.9
9.7 8 NW 36 12.0
8.8 7.2 WSW 39 12.3
3.2 6.5 W 24 12.4
8.2 7.2 WSW 35 12.4
2.3 8.2 WSW 19 12.1
1.0 7.1 SSE 11 12.1
0.9 6.9 WSW 8 12.3
1.9 5.8 N 17 12.3
4.7 6.2 NE 32 12.4
Realtime data displayed on this page is from the Met Office Marine observations.

› Wave Buoy List