Conditions at Inatel in December
December: Winter Officially Begins
December brings the full winter energy into focus. The average swell height is 3ft (1.0m), and the average period is 11.0s - solid, powerful, and consistent. The swell rose shows W at 17%, WNW at 15%, WSW at 12%, and SW at 8%, making this one of the most balanced months of the year for Inatel's south-facing exposure. When the S/SSW/SW corridor lines up, the beach can see clean, firing waves.
Ideal wind is 29% of the time, with NNW at 16% and a healthy N/NE component. The continental easterly winds also show up more often in December, and while they can create tricky cross-shore texture, they are not as damaging as full SW onshore flow. Air temperature averages 14.0°C, precipitation is high at 2.75 mm/day, and water temperature drops to 16.6°C. Winter has officially arrived, and Inatel is ready.
Average Spot conditions at Inatel in December
Swell history for December
Wind history for December
Swell quality
Analyze the groundswell consistency at Inatel 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 Inatel for your next trip in December.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Inatel 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 Inatel.