Start Bay wave buoy monthly averages for 2026
Monthly averages from the Start Bay wave buoy for 2026, including available wave height, period, direction, wind and sea temperature data.
Average Wave Height
2.5ft
Observed range: 0.3 — 15.5ft
Available for 9,913 of 9,914 observations
Average Wave period
4.4secs
Observed range: 2 — 12secs
Average Wave Direction
SSE
Average Water temperature
12.9°C
Observed range: 8.6 — 21°C
Chart showing grouped wave observations for Start Bay. Use the table on this page for a text version of the same measurements. To open daily observations, use a linked month name in the table.
Sorry, there is no wave data for Jan 2026
About Start Bay wave buoy
Start Bay is a Datawell Directional WaveRider station off the south Devon coast. First deployed in April 2007, it measures waves entering the bay between Start Point and the Dartmouth approaches. Available observations include wave height, period and direction, sea temperature and calculated wave power.
Realtime data displayed on this page is from the Regional Coastal Monitoring Programme.