Conditions at Praia da Vieira in October
October: Autumn's Heavyweight Arrival
The North Atlantic roars back to life in October, and Praia da Vieira feels it immediately. Average swell height climbs to 6ft (1.9m) and the period lengthens to 11.4s, with the swell window dominated by NW (35.4%) and WNW (24.6%) plus a strong W component at 8.3%. These longer-period swells are exactly what the west-northwest-facing sandbar needs to produce powerful, surfable peaks. The wind odds improve dramatically, with 30% ideal offshore conditions-mostly east to southeast winds under the autumn pressure gradient. Water temperature remains pleasant at 18.0°C, air temps average 16.9°C, and the return of 3.41 mm/day precipitation signals the arrival of active fronts. When a low-pressure system slips into the Bay of Biscay and an easterly offshore blows, October can match the best days of midwinter without the midwinter cold.
Average Spot conditions at Praia da Vieira in October
Swell history for October
Wind history for October
Swell quality
Analyze the groundswell consistency at Praia da Vieira during October. 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 Praia da Vieira for your next trip in October.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Praia da Vieira for October. 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 Praia da Vieira.