Conditions at Porto da Cruz in August
August: Trade-Wind Locked
August follows the same summer pattern as July, with only slightly more hope. Average swell is around 4-5ft (1.2-1.5m), period averages 9.1s, and NNE remains the dominant swell direction at 33.0%, with N and NNW also producing small windswell. Onshore winds are relentless: NNE accounts for 47.7% of all wind observations, and the N-NE sector is even more dominant, leaving only a 4% window of ideal offshore S-SW flow. This is a month for chasing weaker surf or waiting for a late tropical system to angle in from the east-northeast or north. At Porto da Cruz, surface conditions are typically bumpy, but the water is warm at 23.1°C and air averages 22.5°C, making it pleasant for a swim even when the surf is not cooperating. Rainfall is only 0.21mm/day.
Average Spot conditions at Porto da Cruz in August
Swell history for August
Wind history for August
Swell quality
Analyze the groundswell consistency at Porto da Cruz 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 Porto da Cruz for your next trip in August.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Porto da Cruz 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 Porto da Cruz.