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Conditions at Ponta Preta in December
December: Full Winter Mode
December delivers the year-end payoff. The average swell height builds to 1.9m (6ft) with an average period of 11.0s, and the direction mix includes a stronger N and NNW component: N 14.6%, NNE 35.8%, NNW 22.2% and NE 15.5%, with a decent amount of 2-2.5m (6-8ft) swell in the water. The trade winds are firmly back in control: NE at 59.6%, ENE at 20.8% and NNE at 14.6%, and speeds are often 20-40km/h, which keeps the ideal wind percentage down to 12%. The water cools to 24.4°C and air temps ease to 23.3°C, while almost 1mm/day of rain is possible. December is classic Ponta Preta: strong long-period north groundswell wrapped into the reef, offshore trades, and barrels for those willing to pick through the windy days.
Average Spot conditions at Ponta Preta in December
Swell history for December
Wind history for December
Swell quality
Analyze the groundswell consistency at Ponta Preta during December. 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 Ponta Preta for your next trip in December.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Ponta Preta for December. 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 Ponta Preta.