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Conditions at Tolcarne in January
January: Deep-Water Fury and Long-Period Power
January is the heart of the Tolcarne winter. The average swell height sits near 7ft (2.2m) with an average period of 12.1 seconds, squarely in the powerful long-period category. Western and north-western swells dominate, with W accounting for 34% of all surf and WSW/WNW another 20%, and the biggest chunk of those waves arrive in the 5-8ft (1.5-2.5m) range. This is the month when deep North Atlantic lows spin up violent seas and send clean, organized lines marching toward the Cornish coast.
On the wind front, the ideal offshore quadrant - S, SSW, SW and WSW - blows 23% of the time, and the strongest contributions come from SW/WSW (over 20% combined), which groom the northwest-facing bay into hollow, rippable peaks. The risk of onshore NW/NNW winds remains, especially in the wake of cold fronts, but a positive NAO pattern often keeps the jet stream aimed at the UK and the storm track active. Expect water temps around 9.7°C, air temperatures averaging 7.8°C and frequent Atlantic rainbands - bring the biggest board in your quiver and the thickest hood.
Average Spot conditions at Tolcarne in January
Swell history for January
Wind history for January
Swell quality
Analyze the groundswell consistency at Tolcarne during January. 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 Tolcarne for your next trip in January.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Tolcarne for January. 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 Tolcarne.