Conditions at Bunkers in September
September: The Autumn Refresh
September is the bridge back to real surf. Average swell height rises to 5ft (1.5m) and period to 6.6s as the North Atlantic storm track begins to wake up. The swell direction is ideal: WNW, W and NW account for 36.3% of the waves, with additional SSW/SW/WSW energy filling in. Wave heights are spread across the fun-to-solid range, with a healthy share in the 3-8ft (1-2.5m) categories.
Wind conditions improve noticeably. Offshore east-to-south-southeast winds account for 24.3% and ideal surf wind returns to 19%, while onshore W/WNW winds are still present at 34%. The first strong autumn lows can deliver punchy, rideable surf with cleaner conditions than summer. Air temp averages 14.2°C and water temp is still a comfortable 16.0°C, making September one of the most user-friendly months at Bunkers.
Average Spot conditions at Bunkers in September
Swell history for September
Wind history for September
Swell quality
Analyze the groundswell consistency at Bunkers during September. 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 Bunkers for your next trip in September.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Bunkers for September. 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 Bunkers.