Pulpos seasonal overview
Best Surf Season (January - March)
During the austral summer, the South Pacific storm track delivers consistent, long-period swell from the SSW and SW, with heights averaging in the fun to solid range (1.4-1.6m, periods 13-13.5s). The key factor that sets this season apart is a slightly higher frequency of offshore winds from the north through west as the continental low relaxes. While still rare, these windows offer clean, glassy faces on the best swells, making this the prime window for a truly good session at Pulpos.
Fair Surf Season (April - June)
As autumn transitions to winter, the swell energy ramps up, with heights building to 1.7-1.9m and periods remaining long (13.2-13.6s). However, the trade wind influence strengthens, and the onshore flow from the S-SSW becomes more persistent. The percentage of ideal wind drops to 1-3%, meaning clean waves are even harder to come by. The occasional mid-winter break in the wind can produce powerful, but challenging surf. This is a season for the dedicated.
Low Surf Season (July - December)
Peru's winter to spring brings the largest swells of the year, with average heights peaking at 1.9m and periods around 13s. The South Pacific extra-tropical cyclones are firing on all cylinders. Unfortunately, the trade winds are at their strongest and most consistent, blowing directly onshore from the S and SSW over 90% of the time. Ideal offshore wind conditions are virtually non-existent (<1%). The result is a constant supply of powerful, but usually wind-affected surf. Only the most patient surfer will find a clean pocket, usually during early morning land breeze windows or extreme southerly change clearouts. The low season is best reserved for those seeking size and willing to battle the elements.
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Conditions at Pulpos in August
August: Deep Winter - Heavy Swells and Choppy Seas
August continues the winter pattern with an average swell height of 1.9m and a period of 13.0s. The swell direction remains dominated by SSW (70.8%), with S swell at 16.9% and SW at 3.9%. Wave heights cluster between 1.5-2.5m, with 19.6% of SSW waves in the 2-2.5m range and 0.5% exceeding 2.5m. The wind is persistently onshore from S (38.4%) and SSW (37.9%), with a notable 17.3% of SSW winds reaching 10-20kph. SW winds also pick up slightly at 7.3% in the 10-20kph band. Offshore wind frequency remains at a scarce 1%. The consistent onshore flow creates a messy, bumpy surface that only the most experienced locals can navigate cleanly. August is about raw power and heavy conditions.
Average Spot conditions at Pulpos in August
Swell history for August
Wind history for August
Swell quality
Analyze the groundswell consistency at Pulpos 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 Pulpos for your next trip in August.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Pulpos 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 Pulpos.
