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Conditions at Motunau Beach Island in June
June: Peak Winter Firing
June is the standout month for serious surf at Motunau. Average swell height rises to 4-5ft (1.4m), wave period remains strong at 10.9s, and the wind is ideal 58 percent of the time - the joint highest of the year. The swell distribution is significantly more southerly than summer: S dominates at 16.2 percent, SSE at 16.6 percent, and SSW adds 4.3 percent. When a strong low-pressure system in the Southern Ocean sends a S/SW pulse toward the Canterbury coast, the offshore NW and NNW winds groom the faces into powerful, long-period lines. Air temperatures average just 8.3°C and water drops to 10.7°C - time for a 5/4 hooded suit and a serious commitment to winter surfing.
Average Spot conditions at Motunau Beach Island in June
Swell history for June
Wind history for June
Swell quality
Analyze the groundswell consistency at Motunau Beach Island 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 Motunau Beach Island for your next trip in June.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Motunau Beach Island 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 Motunau Beach Island.