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Conditions at Port Orford in December
December: Maximum Size, Maximum Flake
December is the biggest month of the year at Port Orford. Average swell heights reach 9-10ft (2.9m) with an average period of 12.9s-the same long-period punch as January and February. The dominant swell directions are WNW (15.4%), W (12.8%), and NW (7.8%), with a small but valued WSW/SW sector. This is raw energy, but the wind is fickle. S winds are the most common at 21.6%, with SSE (9.8%) and SSW (8.7%) piling on, and ideal offshore wind frequency falls to just 29%. Rain is torrential at 9.83mm/day on average, and air temps are the coldest of the year at 7.5°C (min -4.3°C, max 15.5°C). Water temperature is 10.6°C. December is for the core surfer: heavy, powerful, often stormy, and occasionally perfect when the wind swings offshore and the winter groundswell lines up on this exposed stretch of coast.
Average Spot conditions at Port Orford in December
Swell history for December
Wind history for December
Swell quality
Analyze the groundswell consistency at Port Orford 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 Port Orford for your next trip in December.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Port Orford 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 Port Orford.