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Seaford wave buoy daily averages for May 2025

Daily averages from the Seaford wave buoy for May 2025, including available wave height, period, direction, wind and sea temperature data.

Last observation shown

Data available:  to 

Monthly averages for

Latest

Period Summary

AI-generated summary. Hog Says

In May 2025, Seaford recorded 1,486 wave-buoy observations across 32 observed days, representing 103% coverage and no partial period. Average wave height was 1.6 ft, ranging from 0.3 to 9.3 ft, while wave periods averaged 3.4 seconds; water temperature averaged 13.9°C, from 12.2 to 16.2°C. Wind observations were unavailable, and the 11-year same-month averages were 1.7 ft wave height, 5.4 seconds wave period and 12.8°C water temperature.

Generated only from the observations and comparisons shown on this page.

Average Wave Height

1.6ft
Observed range: 0.3 — 9.3ft

Average Wave period

3.4secs
Observed range: 2 — 5secs

Average Wave Direction

SSW

Average Water temperature

13.9°C
Observed range: 12.2 — 16.2°C

Compared With Previous Mays

Historical baseline from 7,762 observations across 11 years.

Wave Height
1.6ft
0.1ft below average
Historical average 1.7ft
Wave Period
3.4s
2s below average
Historical average 5.4s
Water Temperature
13.9°C
1.1°C above average
Historical average 12.8°C

Chart showing grouped wave observations for Seaford. 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.

About Seaford wave buoy

Seaford is a Datawell Directional WaveRider station off the East Sussex coast. First deployed in October 2008, it measures waves reaching Seaford Bay between Newhaven and Beachy Head. Available observations include wave height, period and direction, sea temperature and calculated wave power.

Seaford wave buoy daily averages May 2025last observation shown
DayWave height (ft)Wave Period (s)Wave DirectionWater Temp (°C)
13S12.7
13SW12.9
13SSE13.0
13SE12.9
13SE12.8
14SE12.7
14SSE12.8
13SE12.9
13SE12.9
13SSE13.0
13SSE13.2
13SSW13.4
13SSW13.8
13SSE13.7
14SSE13.5
14SSE13.6
13S13.7
14SSW14.0
13SSE14.0
13S14.4
13WSW14.4
14SW14.5
13WSW14.6
44SW14.7
54WSW15.0
44WSW15.2
75SW15.3
54SW15.6
44SW15.6
23WSW15.7
14SW15.6
The observation data displayed on this page is from the Regional Coastal Monitoring Programme.

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