Conditions at Streedagh Strand in August
August: The First Stirring
August remains a small month at Streedagh, but there is a subtle change in the air. Average swell height is 3ft (0.9m) and the period is 8.8 seconds - still short-period. The directional distribution is the most WNW-dominated of the year at 35.7 percent, with W at 20.7 percent and NW/NNW combining for another 29 percent. A slightly higher share of waves reaches the 3-5ft (1-1.5m) zone compared to July, and the first proper Atlantic lows can occasionally flirt with Ireland.
Winds are still predominantly from the west and north-northwest, with WSW and W each around 10-11 percent. The offshore E/ESE/SE/SSE window remains limited, and the ideal surf wind percentage sits near 22 percent. Water temperature peaks at 16.2°C, while air temperatures average 15.0°C. It is still mostly a summer longboard vibe, but keen surfers can sense the Atlantic beginning to rumble in the distance. Rainfall averages 3.62 mm/day.
Average Spot conditions at Streedagh Strand in August
Swell history for August
Wind history for August
Swell quality
Analyze the groundswell consistency at Streedagh Strand during August. Based on historical data, there is a % probability of groundswell occurring this month. The chart below provides a detailed breakdown of the average wave height distribution, offering deep insights into the swell quality and surf potential you can expect at Streedagh Strand for your next trip in August.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Streedagh Strand for August. Our analysis shows that favorable offshore or side-shore winds coincide with surfable swell approximately % of the time. The accompanying graph illustrates the average size distribution of waves during these optimal wind windows at Streedagh Strand.