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Greenwich wave buoy daily averages for Jan 2015 last observation shown Data available:  to  Monthly averages for

Average Wave Height

4 ft
0 — 10.2 ft

Average Wave period

7 secs
0 — 26 secs

Average Water temperature

11 °C
9.5 — 11.5 °C

Average Wind

W, 26 mph
0 — 49 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.

Greenwich wave buoy daily averages Jan 2015 last observation shown
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
6 7 SSW 33 11.3
6 7 W 28 11.4
5 7 WSW 26 11.3
2 8 ESE 9 11.1
2 6 SSW 17 11.2
3 6 SW 23 11.2
4 7 SW 24 11.1
6 7 WSW 31 11.1
8 7 WSW 40 11.2
6 6 WNW 33 11.0
7 7 W 36 10.8
8 7 SW 39 10.9
7 7 WSW 33 11.0
8 7 WSW 38 10.6
8 7 WSW 39 10.7
5 7 W 22 10.6
3 7 WSW 21 10.4
3 6 NNW 19 10.4
2 6 NNW 14 10.2
2 6 S 18 10.2
3 6 SSE 19 10.1
2 7 NE 16 10.2
1 6 S 12 10.2
4 6 NW 27 10.2
2 6 WNW 19 10.2
3 6 WNW 25 10.3
2 6 WNW 20 10.2
6 7 W 37 10.1
6 7 WNW 32 9.8
7 8 NW 30 9.7
4 6 NW 31 9.6

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