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Keramas • Statistics for August

Conditions at Keramas in August

August: Big Groundswell, Same Onshore Battle

August mirrors July: average swell height is about 3-4ft (1.1m), period 14.3s, and very strong SSW/S swell energy-SSW 56.2% and S 35.9%, with SSE 7.3%. The SSW category is weighted toward 3-5ft (1-1.5m) at 40.6%, with 3.9% of 5-6ft (1.5-2m). S also contributes 22.3% in the 3-5ft slot. So the energy is there, but the 1% ideal wind makes it almost exclusively a blown-out affair.

SE trades dominate: SE 45.0%, ESE 30.5%, SSE 17.6%. Wind speeds are 10-20kph for the most part, and again onshore direction is the spoiler. Dry-season weather is at its peak: just 0.47mm/day precipitation, air temps around 25.3°C (21.8-30.0°C), and the coolest water of the year at 26.5°C.

Average Spot conditions at Keramas 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 Keramas 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 Keramas for your next trip in August.

Ground swell

Ground swell by size

Wind conditions

Evaluate the wind and swell alignment at Keramas 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 Keramas.

Swell with good wind

Swell with good wind by size

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