Conditions at Sultans in September
September: The Monsoon Still Has Life
September remains a strong surf month, with the southwest monsoon still firmly entrenched. Average height is a solid 3.6ft (1.1m), the period holds at 8.4s, and the ideal-wind score is 49 per cent. The swell direction is broad but favors the south and west: S (18.9 per cent), SSE (15.3 per cent), WSW (16.3 per cent), SSW (14.3 per cent), W (15.2 per cent) and SW (13.7 per cent) all contribute. The wind field is dominated by W (31.5 per cent) and WNW (26.7 per cent), keeping Sultans offshore for most of the daylight hours. Rain increases to 6.02mm/day and the water temperature remains at 29.1°C, so sessions are warm and occasionally interrupted by tropical downpours. September is only a half-step behind August and still delivers quality days whenever the period pushes toward 9s.
Average Spot conditions at Sultans in September
Swell history for September
Wind history for September
Swell quality
Analyze the groundswell consistency at Sultans during September. 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 Sultans for your next trip in September.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Sultans for September. 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 Sultans.