Start Bay wave buoy daily averages for Jul 2021
Daily averages from the Start Bay wave buoy for Jul 2021, including available wave height, period, direction, wind and sea temperature data.
Period Summary
AI-generated summary. Hog SaysIn July 2021, Start Bay recorded 742 observations over 32 observed days, with average waves of 1.3 ft and a 3.8-second period. Wave heights ranged from 0.3 to 8.4 ft, water temperatures from 14 to 22°C, and wind readings were 0 mph throughout.
Generated only from the observations and comparisons shown on this page.
Average Wave Height
Average Wave period
Average Wave Direction
Average Water temperature
Compared With Previous Julys
Historical baseline from 4,997 observations across 7 years.
- Wave Height
- 1.3ft
- 0.1ft above average
- Historical average 1.2ft
- Wave Period
- 3.8s
- 3.5s below average
- Historical average 7.3s
- Water Temperature
- 16.3°C
- 0.2°C above average
- Historical average 16.1°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 hourly observations, use a linked day name in the table.
Sorry, there is no wave data for Thu, Jul 1, 2021
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.