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Greenwich wave buoy daily averages for Oct 2023 last observation shown Data available:  to  Monthly averages for

Average Wave Height

3 ft
1 — 6.9 ft

Average Wave period

7 secs
5 — 12 secs

Average Water temperature

17 °C
15.8 — 18.4 °C

Average Wind

SW, 20 mph
1 — 45 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 Oct 2023 last observation shown
Day Wave height (ft) Wave Period (s) Wind Direction Wind Speed (mph) Water Temp (°C)
1 8 SSW 11 17.8
1 9 S 11 17.9
3 6 W 26 17.7
3 6 W 21 17.6
2 6 WSW 17 17.6
2 6 WSW 19 17.7
2 7 WSW 18 17.7
2 9 WSW 7 17.9
2 9 WSW 12 17.8
2 8 WSW 17 17.7
2 6 SW 16 17.7
2 6 SW 20 17.7
4 6 SW 27 17.7
3 6 NW 19 17.2
2 6 NNE 15 16.9
2 6 E 24 16.8
4 6 E 29 16.7
4 6 ESE 32 16.8
4 6 SSE 23 17.0
3 8 SW 16 16.9
5 7 WSW 30 16.7
3 7 WSW 12 16.6
2 6 ESE 19 16.6
2 6 SW 20 16.5
2 7 ESE 12 16.5
3 6 WSW 18 16.5
4 7 WSW 23 16.3
6 7 SSW 30 16.2
6 7 SW 31 16.0
4 7 SW 17 16.0
3 6 WSW 21 15.9

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