Conditions at Santa Agostino in December
December: Winter Kick Off
December is the peak month at Santa Agostino. Average swell heights top the yearly charts at 0.9m (3ft) with the longest average period of 5.6s. The wave rose shows a healthy mix of W (18.9%), WSW (11.7%), SW (9.7%) and SSW (7.7%), meaning the optimal swell window is loaded. Offshore winds are at their most consistent: ideal flow 37% of the time, with ENE (18.6%), NE (12.9%) and E (10.0%) dominating the wind rose. Water temp drops to 16.5°C and air averages 12.8°C. This is the winter surf season in full effect - solid, rideable waves and clean conditions.
Average Spot conditions at Santa Agostino in December
Swell history for December
Wind history for December
Swell quality
Analyze the groundswell consistency at Santa Agostino 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 Santa Agostino for your next trip in December.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Santa Agostino 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 Santa Agostino.