Conditions at Sosua in December
December: Big Season Arrives
December delivers the full winter menu at Sosua. Average swell height reaches 5ft (1.6m) with a solid 9.4s period, and the N/NNE/NNW source holds at about 16% of the wave rose, while ENE (43%) and NE (33%) provide the main background swell. The combination of trade swell and cold-front groundswell can produce consistent head-high-plus waves, especially when period jumps into the 10-12s range. Wind is ideal 37% of the time; the S/SW windows after frontal passages are the ones to hunt down, as they groom the faces and remove the usual trade texture. Water temp is 27.2°C, air temp averages 25.5°C, and precipitation is relatively low at 1.7mm/day. If you are planning a winter surf trip to the Dominican Republic, December is a prime month to find Sosua at its best.
Average Spot conditions at Sosua in December
Swell history for December
Wind history for December
Swell quality
Analyze the groundswell consistency at Sosua 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 Sosua for your next trip in December.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Sosua 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 Sosua.