K59 - surf spot statistics

K59 in El Salvador is a consistent year-round surf spot with a strong dominance of ground swell, averaging between 92% and 100% through the year, ensuring high-quality waves with minimal wind swell interference. The best months for surfing at K59 are March through September, when the mean swell size increases, peaking at 1.5m in September. During this period, the swell is most reliable, with March offering a good balance of wave size (1.1m) and slightly better wind conditions (47% good winds). From April to September, the swell size remains strong (1.2m–1.5m), though wind conditions become less favorable, with bad winds occurring 55–61% of the time. The optimal time for cleanest conditions is typically March and November, when the chance of good winds is highest (47–49%) while still maintaining solid swell size (1.1m). The worst wind conditions occur from May to September, with June and September seeing only 39% good winds. December to February are decent, but with smaller waves (0.9m–1.0m) and moderately unfavorable winds (53–55% bad winds). Overall, advanced surfers will find the most powerful and consistent surf from April to September, while those preferring cleaner conditions should target March or November.

July at K59 offers consistent surf with an average swell height of 1.4m and a solid 14.4s period, indicating powerful, well-spaced waves. The swell is predominantly from the SSW (52.4% in the 1-1.5m range, 21.93% at 1.5-2m), delivering clean, sizable waves ideal for intermediate to advanced surfers. Smaller contributions from the S and SW directions add variety, though bigger sets (2m+) are rare (just 2.37% for SSW). Wind conditions are surfable 40% of the time, with the most favorable winds coming from the N to ENE (light to moderate speeds, 0-20kph). However, stronger onshore winds from the SSE to SW can occasionally disrupt conditions. Overall, July provides reliable, high-quality surf with occasional excellent days when winds align.