Conditions at Portsalon in October
October: The Roar Returns
The North Atlantic roars back to life in October, and Portsalon begins to fire. Average swell height climbs to 2.4m (7.9ft) with a 10.6s period, and the raw distribution shows a broad mix of W (14.9%), WNW (12.8%) and WSW (8%) energy. The optimal NNE-E quadrant nearly doubles from summer, totaling close to 4% of observations, and it includes more 2-2.5m (6.6-8.2ft) lines. Offshore SSW-SW-W winds blow 27% of the time, and autumn low-pressure systems often align to produce strong, focused groundswell. Air temperature cools to 9.7°C and water to 13.3°C, but the quality jump makes October a standout month. This is when the first truly memorable sessions of the season start showing up.
Average Spot conditions at Portsalon in October
Swell history for October
Wind history for October
Swell quality
Analyze the groundswell consistency at Portsalon 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 Portsalon for your next trip in October.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Portsalon 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 Portsalon.