Conditions at Santa Agostino in September
September: First Signs of Autumn
September offers a quiet hint of the coming season. Average swell height is still just 0.5m (1.6ft) with a 4.5s period, but the number of days with 1-1.5m W swell starts to tick up. The swell rose shows W (30.8%) and WSW (10.9%) as the main directions, along with a growing SSW component. Offshore winds return a bit more regularly - ENE (10.8%), NE (9.0%) and E (8.0%) - raising the ideal wind percentage to 17%. Sea surface remains warm at 23.9°C and air temps average 23.0°C, but the first autumn swell pulses are a promise of better things to come.
Average Spot conditions at Santa Agostino in September
Swell history for September
Wind history for September
Swell quality
Analyze the groundswell consistency at Santa Agostino 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 Santa Agostino for your next trip in September.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Santa Agostino 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 Santa Agostino.