Surf forecastStatisticsHistorical report

Ballito seasonal overview

Best Surf Season (May - August)

Winter along the KwaZulu-Natal coast is when Ballito truly comes alive. The South Indian Ocean roars to life as powerful mid-latitude storms march eastward, generating long-period groundswells that wrap beautifully into the bight. Average wave heights sit in the 1.5-2m range, with periods frequently hitting the 10-14s mark, delivering punchy, lined-up walls. The big story is the wind: a climatological shift brings frequent offshore flows from the west and northwest, grooming the faces to perfection. This is your window for clean, hollow waves.

Fair Surf Season (April & September)

The shoulder months of April and September offer a tantalizing mix of leftover winter swell and building summer energy. The ocean is still active, with average swell heights around 1.8-2.0m, but the wind consistency drops off. You'll have more days of onshore northeasterlies mixing in, so you have to pick your windows carefully. When the wind does align from the west, the waves remain fun and rippable.

Low Surf Season (October - March)

Summer in Ballito is dominated by the subtropical high-pressure belt and persistent northeasterly trade winds. These blow directly onshore, chopping up what would otherwise be decent swell. The Indian Ocean still sends pulses, particularly from the east and southeast, but the average wave period drops to the 8-9s range, making for weaker, more disorganized surf. The percentage of ideal wind is low (15-23%), so most days are a battle against bump. Early mornings or late afternoons can offer a brief offshore window, but don't expect consistency.

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Conditions at Ballito in September

September: Shoulder Season Struggle

September is the beginning of the transition back to summer. Average swell height is 2.0m, but period drops to 9.4s, indicating shorter-period swell. S swell remains dominant at 18.8%, but ENE (14.9%) and SSE (15.9%) are strong. The wind consistency changes: offshore winds become less frequent, with ideal wind at only 26%. Onshore NNE (13.3%), NE (15.4%), and SSW (18.8%) dominate. The surf is often wind-affected, though the larger average height can produce heavy, lumpy waves. You'll need to search for the clean windows.

Average Spot conditions at Ballito in September

Swell history for September

0 - 0.5
0.5 - 1
1 - 1.5
1.5 - 2.0
2.0 - 2.5
> 2.5 m

Wind history for September

0 - 10
10 - 20
20 - 30
30 - 40
40 - 50
> 50 km/h

Swell quality

Analyze the groundswell consistency at Ballito 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 Ballito for your next trip in September.

Ground swell

Ground swell by size

Wind conditions

Evaluate the wind and swell alignment at Ballito 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 Ballito.

Swell with good wind

Swell with good wind by size