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Conditions at Ansteys in June
June: Peak Season at Ansteys
June is the statistical peak of the surf year at Ansteys. The average period climbs to 10.8s, wave heights sit at 5-6ft (1.7m), and the wind is ideal 55% of the time, the highest of the year. S and SSE swells dominate the rose, combining for 43.7% of all energy, while ESE, SE, and E contribute healthy secondary windows. The S direction is particularly juicy: 10.8% in the 5-6.5ft (1.5-2m) range and 5.7% in the 6-8ft (2-2.5m) range, with 0.2% above 8ft (2.5m). This is proper groundswell, not just local junk.
The synoptic setup is ideal. Mid-latitude cyclones rolling east beneath the continent push frontal westerlies across KwaZulu-Natal, and the offshore W/NW/NNW flow keeps the southeast-facing banks clean. Even when NE trades try to reassert, the winter pressure gradient frequently overpowers them. Water temperature drops to 22.6°C, air averages 20.7°C, and rainfall is a mere 0.89mm/day. Dawn patrols with 4-6ft (1.2-1.8m) lineups and offshore winds are the rule rather than the exception.
Average Spot conditions at Ansteys in June
Swell history for June
Wind history for June
Swell quality
Analyze the groundswell consistency at Ansteys 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 Ansteys for your next trip in June.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Ansteys 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 Ansteys.