The best time to visit Culebra, Guanacaste, Costa Rica, is during the dry season, which runs from December to April. This period offers consistently sunny weather and minimal rainfall, making it ideal for enjoying the beaches and outdoor activities.Couples looking for a relaxing beach vacation will find these months perfect. The calm, clear waters are excellent for swimming, snorkeling, and diving, and the sunny days provide ample opportunity to unwind on the sand. You'll experience warm temperatures, typically in the low 90s Fahrenheit (around 32-34°C), and low humidity.Travelers interested in wildlife viewing will also appreciate the dry season. While Culebra itself is more about pristine beaches, the dry season makes it easier to access nearby national parks and reserves like Santa Rosa National Park, where animals are more concentrated around water sources and easier to spot.