Conditions at Topanga in April
April: Shoulder Season Stacks Up
April is a true crossover month. Average wave height is still around 3ft (0.9m) with a long 12.0s period, but the swell mix leans more WSW at 38.7% and W at 38.9%, with SW at 18.5%. The percentage of ideal wind falls to 44%, and the WSW wind flow becomes the most common single direction at 15.4%, meaning afternoon sea breezes are more frequent. Still, the early mornings often deliver glassy conditions, especially with post-frontal north/northwest winds. Average air temp is 15.5°C, rain drops to 0.69mm/day, and water temp cools slightly to 13.4°C as upwelling starts to ramp up.
Average Spot conditions at Topanga in April
Swell history for April
Wind history for April
Swell quality
Analyze the groundswell consistency at Topanga during April. 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 Topanga for your next trip in April.
Ground swell
Ground swell by size
Wind conditions
Evaluate the wind and swell alignment at Topanga for April. 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 Topanga.