Rosie's Bay - surf spot statistics

Rosie’s Bay in Canada offers surfers a mix of swell and wind conditions throughout the year, with distinct seasonal patterns. The best months for surfing are typically from late autumn through early spring, particularly December, January, and February. During these months, ground swell dominates (87%), providing the most consistent and powerful waves, averaging 1.8 to 2.0 meters in size. While wind conditions are less favorable (only 33-35% of days have good winds), the strong ground swells compensate, making these months prime for experienced surfers who can handle challenging cross-shore or onshore winds. March and November are also solid, with decent ground swell presence (75-77%) and similar wave heights (1.7-1.8m), though wind quality remains inconsistent. From April onward, conditions gradually decline. Spring and summer (May to August) see weaker swells (0.9-1.4m), a higher proportion of wind swells, and fewer clean wind days (20-25%). Surfable waves still occur, but they’re smaller and less reliable. September and October mark a return to better ground swell influence (56-69%) and slightly improved wind conditions (34-36%), though wave size remains moderate (1.1-1.5m). In summary, the peak season is winter, with December to February offering the biggest and most consistent waves, while shoulder months like September-November and March-April provide decent alternatives before the summer lull.

April at Rosie’s Bay offers surfers a mix of conditions, with an average swell height of 1.4m and a solid period of 12.2s, indicating well-spaced, energy-packed waves. The swell direction is predominantly from the WSW, with a significant share of waves in the 1-2.5m range (around 35% of the time), ensuring consistent, rideable surf. Wind conditions are favorable for surfing 30% of the time, with lighter winds (0-20kph) being most common. However, stronger winds from the W/NW can occasionally create choppy conditions, especially when speeds exceed 20kph. The best sessions will likely occur when winds are light or offshore, coinciding with the reliable WSW swell. While larger days (over 2m) are less frequent, they do offer powerful, lined-up waves for experienced surfers. Overall, April delivers decent surf with a good balance of size and quality, though wind conditions will be the limiting factor for scoring the cleanest sessions.