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Brandon Bay • Statistics for August

Conditions at Brandon Bay in August

August: Late-Summer Lull

August is a slight step up from July. Average swell is 3ft (1.0m) and period remains short at 9.0 seconds. The waverose is heavily loaded with WNW (34.7%) and W (28.9%), plus WSW (12.9%) and NW (13.3%). Although the directions are good, heights are modest and the period is still too short to develop serious power. Onshore winds continue to dominate - WSW (12.0%), SW (11.0%), SSW (10.3%) - and ideal offshore flow stays at 22 percent. The saving grace is the warmest water of the year at 17.4°C and air temperatures averaging 15.4°C. Rainfall is 3.22 mm/day. With an easterly wind, the bay can offer glassy 2-4ft (0.6-1.2m) surf, rewarding the surfer who knows how to read the summer banks.

Average Spot conditions at Brandon Bay in August

Swell history for August

0 - 2
2 - 3
3 - 5
5 - 6
6 - 8
> 8 ft

Wind history for August

0 - 6.2
6.3 - 12.4
12.4 - 18.6
18.6 - 24.9
24.9 - 31.1
> 31.1 mph

Swell quality

Analyze the groundswell consistency at Brandon Bay during August. 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 Brandon Bay for your next trip in August.

Ground swell

Ground swell by size

Wind conditions

Evaluate the wind and swell alignment at Brandon Bay for August. 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 Brandon Bay.

Swell with good wind

Swell with good wind by size

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