Conditions at Odeceixe in September
September: Autumn Nudges In
September is a month of slow reawakening. The average swell height is still modest at 1.5m (4.9ft), but the period climbs back to 10.6s, and the stronger NW pulses become more frequent. Swell distribution remains NW-heavy - NW 52.7%, NNW 19.0%, WNW 16.5% - with a growing number of 1.5-2m (5-6ft) waves.
Wind quality improves slightly, with ideal conditions 21% of the time. NNW winds are still dominant (28.4%) and NW adds 16.7%, but as Atlantic lows start to form, the easterly offshore windows become longer and more reliable. Water is at its warmest, 18.3°C, with air temperatures averaging 21.3°C and precipitation picking up slightly to 0.77mm/day. This is a good month for fun, clean, semi-powerful waves on the lower tides.
Average Spot conditions at Odeceixe in September
Swell history for September
Wind history for September
Swell quality
Analyze the groundswell consistency at Odeceixe 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 Odeceixe for your next trip in September.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Odeceixe 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 Odeceixe.