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Conditions at St Ives in October
October: The Roar Returns
October is when St Ives roars back to full life. The North Atlantic storm track re-energizes and average swell height jumps to 1.9m (6ft), while the average period lengthens to 10.1s. Swell direction data show W (21.9%), WSW (17.2%) and SW (10.0%) dominating, with WNW (8.8%) feeding the most favorable alignment into the beach. A significant portion of waves now reaches 1.5-2.5m, and the first real long-period groundswell of the season starts to wrap around the headlands. Wind patterns shift hard toward the southwest: SW (10.1%), SSW (9.5%), WSW (9.5%) and S (8.0%) all provide offshore options, giving this autumn month an ideal-window of 20%. There are more onshore days than spring, but when the synoptic setup aligns - often after a cold front sweeps through and Atlantic low pressure deepens - St Ives turns on. Water temps linger at 14.8°C, air temps average 13.7°C, and rainfall increases. October is the real season opener.
Average Spot conditions at St Ives in October
Swell history for October
Wind history for October
Swell quality
Analyze the groundswell consistency at St Ives 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 St Ives for your next trip in October.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at St Ives 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 St Ives.