Conditions at Oniguchi in November
November: Building Into Winter
November sees the winter storm track reawaken across the North Pacific. Average swell height is 1.1m (3.5ft), average period is 7.9s, and ideal offshore wind is present 66% of the time. The swell direction is mixed: E is 18.1%, ENE is 11.9%, NW is 16.7%, NNW is 13.5% and WNW is 8.1%. The SW sector remains small at around 4%, but the growing NW/WNW component is important because it adds the power and period that can wrap into Oniguchi. Wind patterns favor NNW at 30.9%, ENE at 11.1%, NW at 11.2% and NE at 8.1%. Air temperature cools to 18.9°C, water temperature drops to 23.4°C, and precipitation is 4.25 mm/day. Expect clean, punchy surf with occasional bigger days as the first strong winter lows pass through the Sea of Japan. Look for a W/WNW angle in the swell direction to unlock the best of the beach.
Average Spot conditions at Oniguchi in November
Swell history for November
Wind history for November
Swell quality
Analyze the groundswell consistency at Oniguchi during November. 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 Oniguchi for your next trip in November.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Oniguchi for November. 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 Oniguchi.