Conditions at Verdicio in December
December: Peak Groundswell
December is the heart of the North Atlantic storm season and Verdicio feels every bit of it. The average swell is 1.6m (5.2ft) with a 12.4s period, producing consistent, powerful groundswell. The swell rose shows NW at 39.2%, WNW at 17.6% and NNW at 18.1%, with solid 1.5-2m (5-6.5ft) and 2-2.5m (6.5-8ft) totals from both NW and WNW. When the storm track lines up, this is big, powerful Cantabrian surf.
Offshore wind arrives about 32% of the time. E winds are common between systems, while WSW and W winds dominate the frontal passages, and the onshore N/NW/WNW directions still need to be avoided. Air temperatures average 9.8°C, precipitation is high at 3.33 mm/day, and the water has cooled to 13.8°C. This is premium winter surf for those ready to suit up and chase the Atlantic.
Average Spot conditions at Verdicio in December
Swell history for December
Wind history for December
Swell quality
Analyze the groundswell consistency at Verdicio 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 Verdicio for your next trip in December.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Verdicio 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 Verdicio.