Conditions at Mindelo in December
December: Prime Time at Mindelo
December is the most consistent surf month of the year. Average swell is 8.5ft (2.6m) with a 12.3s period, and the highest ideal wind percentage of the year at 48 percent. Swell directions are spread across the power spectrum: WNW 16.1%, NW 17.3%, W 7.0%, NNW 6.3%, WSW 3.5%, SW 2.1%, giving Mindelo plenty of variety even when the swell angle shifts. The wind regime is especially favorable for the west-southwest-facing spot: E (13.3%) and ESE (9.2%) deliver clean offshore flow, and the more southerly winds are less prominent than in fall. Water temp is 13.7°C and air temp averages 10.6°C, so the winter chill is worth it for the clean, powerful surf.
Average Spot conditions at Mindelo in December
Swell history for December
Wind history for December
Swell quality
Analyze the groundswell consistency at Mindelo 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 Mindelo for your next trip in December.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Mindelo 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 Mindelo.