Conditions at Malhao in October
October: The North Atlantic Roars Back to Life
October is where the season turns in a big way. Average swell height jumps to 1.8m (6ft), average period lengthens to 11.4s, and ideal wind frequency doubles from the summer months to 34%. The storm track has reengaged, with low-pressure systems sweeping across the North Atlantic and feeding a healthy mix of NW and WNW groundswell to Portugal - NW accounts for 39.1% and WNW 24.5%. The wind regime becomes more varied, with NNW down to 19.1% and a better share of offshore NNE/ENE flow. This is the month when Malhao starts producing proper, hollow, long-period waves again. Water temp is still warm at 18.3°C, air temp averages 18.5°C, and precipitation rises to 2.22 mm/day as frontal systems become more common.
Average Spot conditions at Malhao in October
Swell history for October
Wind history for October
Swell quality
Analyze the groundswell consistency at Malhao 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 Malhao for your next trip in October.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Malhao 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 Malhao.