April in San Fernando averages a daily high of 20.4°C with nights around 14.4°C. Expect roughly 6.2 wet days totalling 39.5mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit San Fernando is May–September.
Based on CADIZ, SP (5.9km), 1995–2024. 29 years of April data.