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Cave • Statistics for October

Conditions at Cave in October

October: The Atlantic Roars Back to Life

The North Atlantic roars back to life during October, and Cave sees a sharp jump in average surf size to 6.6ft (2.0m). The average period climbs to 11.4s, telling you that the ocean is starting to generate serious, long-period groundswell again. The direction statistics still show plenty of NNW and NW swell, but October also brings a higher percentage of direct W swell, and the W window is key for Cave's southwest-facing banks. Ideal E/NE offshore winds reach their highest monthly mark of the year at 28%, while average air temperatures are a mild 17.6°C and water temperature is a comfortable 18.1°C. Precipitation increases to 2.62mm/day as the autumn storm track ramps up. This is the beginning of prime time, with solid waves, lighter winds and that fresh autumn energy.

Average Spot conditions at Cave in October

Swell history for October

0 - 2
2 - 3
3 - 5
5 - 6
6 - 8
> 8 ft

Wind history for October

0 - 6.2
6.3 - 12.4
12.4 - 18.6
18.6 - 24.9
24.9 - 31.1
> 31.1 mph

Swell quality

Analyze the groundswell consistency at Cave 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 Cave for your next trip in October.

Ground swell

Ground swell by size

Wind conditions

Evaluate the wind and swell alignment at Cave 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 Cave.

Swell with good wind

Swell with good wind by size

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