The best time to visit Biriwa is during the dry season, which runs from November to March.
During these months, you'll experience consistently sunny weather and lower humidity, making it ideal for enjoying the beaches and exploring the local area. The sea conditions are generally calmer, superb for activities like swimming or boat trips.
For those planning to visit around the Christmas and New Year period, it's worth noting that this is a particularly popular time for both local and international visitors. While the weather is excellent, you should book your accommodation and any tours well in advance to secure your preferred options.
Even outside of the peak dry season, Biriwa enjoys a tropical climate, so you can expect warm temperatures year-round. However, the rainy season, from April to October, brings higher humidity and more frequent, though often short, downpours.