Surf forecastStatisticsHistorical report

Vila Praia de Ancora seasonal overview

Best Surf Season (October - March)

The North Atlantic winter engine fires up in October, sending consistent, long-period swells from the NW to W corridor towards the Portuguese coast. With average wave heights between 2.1m and 2.7m and periods often exceeding 12 seconds, the energy levels are pumping during these months. The Azores High and passing low-pressure systems create ideal offshore wind windows (from the E/SE quadrant) 48-55% of the time, particularly in December, January, and November. This is when Vila Praia de Ancora transforms into a firing beach break, offering powerful, rippable walls and occasional bigger days for the more experienced.

Fair Surf Season (April & September)

April and September serve as the transition months. Swell heights drop slightly (1.6-2.1m) and periods shorten (10.5-11.0s), but the ocean still delivers solid sets. Wind consistency becomes more fickle – ideal conditions occur around 37-40% of the time. A passing storm track can still produce a good, fun-sized day, but expect more mixed conditions with onshore breezes filling in. These months reward those willing to pick the windows.

Low Surf Season (May - August)

Summer sees the North Atlantic settle into a calmer regime. Average swell heights dip to 1.4-1.7m, periods drop to 8.7-9.9s, and the dominant wind patterns shift to northerly and northwesterly flows – often onshore and choppy. Ideal offshore wind from the east/southeast occurs only 21-31% of the time, making clean conditions a rare treat. While you can still find fun-sized waves on a good day, the overall consistency and power are low. Longboard and groveler sessions dominate. July is the absolute low point, with the smallest swells and the highest percentage of onshore winds.

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Conditions at Vila Praia de Ancora in January

January: The North Atlantic Roars

January is the heart of winter, delivering the highest average swell height of the year at 2.7m with a powerful, long period of 12.9s. Swell energy is heavily concentrated in the optimal W, WNW, and NW quadrants, which together account for over 40% of the wave energy. The W and NW swells wrap nicely into the west-facing beach, providing pumping and firing conditions when the wind cooperates. Offshore wind from the E/SE quadrant blows 54% of the time – the second highest percentage of the year – meaning you can score clean, lined-up sets frequently. However, beware of strong onshore winds from the WNW and NW (less common but still present) that can quickly turn the surf into a messy chop. Overall, this is prime time for experienced surfers to charge.

Average Spot conditions at Vila Praia de Ancora in January

Swell history for January

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

Wind history for January

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

Swell quality

Analyze the groundswell consistency at Vila Praia de Ancora 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 Vila Praia de Ancora for your next trip in January.

Ground swell

Ground swell by size

Wind conditions

Evaluate the wind and swell alignment at Vila Praia de Ancora 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 Vila Praia de Ancora.

Swell with good wind

Swell with good wind by size