Conditions at Bordeira in December
December: Peak Season Power and Clean Offshore Windows
December averages 2.4m (7.9ft) of swell with a 12.6s period, putting it right at the peak of the winter season. The swell direction is broadly favorable, with NW at 23.7%, WNW at 15.1% and NNW at 10.9%, while W adds another 5.2%. The ocean is regularly stacked with heavy, long-period lines that unload on the sandbars.
The wind rose becomes more interesting in December. Ideal offshore flow is at its highest of the year at 25 percent, and the wind distribution is more mixed - east and southeast winds become more common, with E at 5.7%, ESE at 6.6% and SE at 6.7%, plus NE/ENE at 7.2% and 6.9%. The north-northwest wind is less dominant at only 13.7%, which means more clean, glassy windows. Water temp is 16.5°C, air temp averages 14.9°C, and rain is among the wettest of the year at 2.97mm/day. December is often the ultimate month for serious surf at Bordeira.
Average Spot conditions at Bordeira in December
Swell history for December
Wind history for December
Swell quality
Analyze the groundswell consistency at Bordeira 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 Bordeira for your next trip in December.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Bordeira 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 Bordeira.