Conditions at Sendai in June
June: Flat, Choppy and Onshore
June is the beginning of the low season. Average wave height falls to 3ft (0.9m), the period drops to a mediocre 8.2s, and ideal wind plummets to 29%. The swell matrix is dominated by ESE (37.3%) and SE (29.3%) with E (16.1%) and SSE (11.6%) filling the rest. These are mostly short-period, locally-generated windswells under the influence of the East Asian summer monsoon. Onshore SSE/SE winds blow a high percentage of the time, creating messy, lumpy conditions. The water warms to 17.1°C and rainfall increases to 4.15mm/day. There are still fun waves on a longboard if you catch a dawn window, but expectations should stay low.
Average Spot conditions at Sendai in June
Swell history for June
Wind history for June
Swell quality
Analyze the groundswell consistency at Sendai during June. 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 Sendai for your next trip in June.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Sendai for June. 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 Sendai.