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Kuta Reef • Statistics for January

Conditions at Kuta Reef in January

January: Monsoon Grey-Out

The northwest monsoon is in full swing, and Kuta Reef wears the brunt of it. The wind rose is dominated by westerly flow - W (40.8%), WNW (16.9%) and WSW (12.1%) - meaning the reef is frequently blown out and lumpy. Ideal offshore wind only clocks in 17% of the time. The swell is still there, averaging 5-6ft (1.5-2.0m) with a 12.4s period, generated mainly from SSW (35.7%) and SW (47.4%) directions. A solid chunk of the spectrum sits in the 1.5-2.5m (5-8ft) range, so it is not flat. It just rarely lines up clean. Look for a transient high-pressure ridge to swing winds into the E/ESE/SE quadrant; those windows can produce powerful, workable reef waves despite the soggy 10mm/day of tropical rainfall and warm 29.2°C water.

Average Spot conditions at Kuta Reef in January

Swell history for January

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

Wind history for January

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 Kuta Reef during January. 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 Kuta Reef for your next trip in January.

Ground swell

Ground swell by size

Wind conditions

Evaluate the wind and swell alignment at Kuta Reef for January. 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 Kuta Reef.

Swell with good wind

Swell with good wind by size

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