Conditions at Punta Miramar in May
May: Southern Swell Becomes Dominant
May delivers the deepest average period of the year at 14.3s and a solid 1.3m (4ft) average height. The swell direction is even better: SSW dominates at 78.2%, SW at 6.5%, and S drops to 11.7%. Crucially, 11.6% of the SSW energy arrives in the 1.5-2m band, so this is the first month where the set waves start to feel punchy and lined up. The wind regime is shifting: ENE (24.3%) and E (16.1%) are still the most common offshore directions, but WSW (8.5%), SW (7.4%) and W (4.6%) bring more onshore variability, leaving ideal winds at 57%. The wet season begins in earnest, with rainfall averaging 6.57mm/day, and water temperature jumps to 29.3°C. It is warm, tropical and swell-filled - just keep an eye on the afternoon thunderstorms.
Average Spot conditions at Punta Miramar in May
Swell history for May
Wind history for May
Swell quality
Analyze the groundswell consistency at Punta Miramar during May. 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 Punta Miramar for your next trip in May.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Punta Miramar for May. 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 Punta Miramar.