Cronulla - surf spot statistics

Cronulla, Australia, offers a mix of swell and wind conditions throughout the year, with the best surfing months typically occurring during the southern hemisphere winter. The most consistent ground swells arrive between May and August, peaking in July with 57% ground swell contribution—indicating cleaner, more organized waves generated by distant storms. While the mean swell size remains relatively stable around 1.4-1.7m, winter months (June-August) provide the most reliable wave energy, though slightly smaller compared to early autumn or late spring. Wind conditions are a limiting factor year-round, but May-June stand out with the highest likelihood of good offshore winds (37-38%). Summer months (December-February) are dominated by wind swells (77-85%) and poor onshore winds (83-86%), making conditions choppy and less ideal. Autumn (March-May) and late winter to spring (July-September) offer a balance, with improving ground swell presence and moderately better wind chances. For advanced surfers seeking quality waves, the window from May to August is optimal, particularly June when swell consistency and wind conditions align best. Outside this period, expect shorter-period wind swells and frequent onshore breezes, reducing wave quality.

In February, Cronulla offers surfable conditions with an average swell height of 1.6m and a decent period of 8.9s, indicating generally clean, groomed waves. The swell is predominantly from the east-northeast (ENE), east (E), and southeast (SE), with the majority of waves falling in the 1-2.5m range, providing consistent rideable size. The wind is only ideal 15% of the time, with the best scenarios being light offshore winds from the west or northwest, though these are relatively rare. More frequently, the wind comes from the northeast to southeast, which can lead to onshore chop, particularly at higher speeds (10-30kph). Mid-period easterly swells (1.5-2m range) are most common, offering good power for turns and carves, while bigger days (over 2.5m) are rare but possible. Overall, expect a mix of fun, waist-to-head-high surf, though wind conditions will often be the limiting factor—early mornings or late evenings may provide cleaner sessions.