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Conditions at North Narrabeen in May
May: Long Periods and Offshore Gems
May is the beginning of the prime window. Average wave period hits 9.7s-the highest of the year-while average swell height holds at 5-6ft (1.7m). The swell rose is loaded with SSE energy (20.9%), S (14.7%) and SE (14.3%), delivering powerful, long-period lines that groom onto the beach. Ideal offshore winds reach 41% of the time, with W, WNW, NW and NNW dominating the offshore spectrum. Water temp drops to 21.0°C, air temp to 15.3°C, and precipitation is low at 2.04 mm/day. This is a reliable, high-performance month at North Narrabeen, with consistent swell and some of the most frequent clean wind windows you will see all year.
Average Spot conditions at North Narrabeen in May
Swell history for May
Wind history for May
Swell quality
Analyze the groundswell consistency at North Narrabeen during May. 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 North Narrabeen for your next trip in May.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at North Narrabeen for May. 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 North Narrabeen.