Surf forecastStatisticsHistorical report

Pedrogao seasonal overview

Best Surf Season (October - March)

The North Atlantic roars to life during these months as the polar jet stream drives a relentless procession of extratropical storms across the basin. Pedrogao, with its west-facing exposure, captures the full force of long-period WNW to NW groundswells — the average height hovers between 2.0-2.5m and periods stretch to 11-13s, providing powerful, well-formed waves. A positive NAO phase often amplifies this activity, yet it also increases the frequency of onshore west winds. However, when high pressure ridges into the Bay of Biscay, it funnels offshore winds from the east and southeast, creating pristine conditions. The ideal wind window remains open 25-34% of the time, making these months the most reliable for quality surf.

Fair Surf Season (April, May, September)

As the ocean transitions from winter fury to summer calm, the swell pulse becomes more inconsistent. April and September still benefit from occasional long-period NW swells that break in the 1.5-2.0m range, with periods around 10-11s. The ideal wind frequency drops to 18-19%, but when the right synoptic setup aligns — a lingering Azores high or a passing cold front — the surf can be clean and rippable. May is a step down: average height falls to 1.5m with 10s periods, and favorable winds only occur 14% of the time. These months are best for those willing to gamble on a good day rather than a consistent season.

Low Surf Season (June - August)

Summer settles in and Pedrogao slips into a classic Mediterranean-style lull. The dominant swell shifts to short-period, locally generated NW windswell, averaging just 1.3-1.4m with 8.7-9.3s periods — often small, weak, and easily chopped by the persistent NNW and N winds that blow over 60% of the time. Ideal offshore conditions are a rarity, occurring only 5-9% of the entire season. The waves rarely exceed 1.5m, and when they do, they are usually accompanied by onshore winds. Unless you’re a beginner or desperate for a paddle, these months are best spent exploring other corners of the world.

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Conditions at Pedrogao in August

August: Marginal Summer Swell

August remains in the summer doldrums, though slightly improved over July. Average swell height is 1.3m with 9.0s period, and NW (50.8%) and NNW (29.2%) still dominate. A modest increase in WNW (16.1%) helps diversify the swell window. Ideal wind ticks up to 8%, still very low. The wind rose shows NNW (35.8%) and N (27.8%) as the primary actors, though the speeds are generally lighter than in July. This gives a slight increase in the chance of clean windows, particularly if a weak east wind develops overnight. Surfers may find fun-sized waves in the 1-1.5m range, but expect crowded lineups as everyone chases the few good days. A longboard or fish is recommended.

Average Spot conditions at Pedrogao in August

Swell history for August

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

Wind history for August

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

Swell quality

Analyze the groundswell consistency at Pedrogao 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 Pedrogao for your next trip in August.

Ground swell

Ground swell by size

Wind conditions

Evaluate the wind and swell alignment at Pedrogao 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 Pedrogao.

Swell with good wind

Swell with good wind by size