The best time to visit Cocal, Piauí, Brazil is during the dry season, which runs from June to December.
During these months, you'll experience consistently clear skies, lower humidity, and comfortable temperatures, making it ideal for exploring the region's natural attractions. The lack of rain means roads are more accessible, and outdoor activities like hiking and river excursions are more enjoyable. This period is particularly good for those seeking a relaxing, sun-filled getaway.
Travelers looking to experience the full beauty of the Delta do Parnaíba will find these months great for boat tours and wildlife spotting.