Indonesia, a vast archipelago of over 17,000 islands, offers a mesmerising blend of tropical landscapes, rich cultural heritage, and unparalleled biodiversity. With its diverse climate and geography, understanding the best time to visit is crucial for maximising your experience.
From lush rainforests to pristine beaches, Indonesia’s islands cater to a wide range of interests. Whether you’re seeking adventure, relaxation, or cultural immersion, choosing the right time to visit can significantly enhance your journey.
AE Expeditions’ carefully curated trips to Indonesia take place during the shoulder months of October and November, offering the perfect balance of pleasant weather, fewer crowds, and optimal conditions for exploring the archipelago’s natural wonders.
Understanding Indonesia’s Seasons
Dry Season (April to October)
Wet Season (November to March)
The wet season begins in November, ushering in higher humidity and frequent afternoon rain showers. While this period brings more unpredictable weather, it also transforms the landscape. Rainforests grow lush and green, rivers swell, and the flora across the islands bursts into vibrant life. While some areas may experience occasional flooding, particularly on Java and Sumatra, the remoteness of Raja Ampat and the Spice Islands means that rainfall tends to be lighter and more manageable.
Despite the rain, there are still reasons to visit during this season. For those who appreciate quieter environments, November offers a more peaceful experience, with fewer tourists and lower prices. The islands take on a quieter, more serene atmosphere, allowing you to fully immerse yourself in the natural surroundings. The rain also brings out the best in Indonesia’s wildlife, particularly in places like Borneo, where the dense jungles are home to orangutans, pygmy elephants, and proboscis monkeys.
Best Time to Visit Popular Indonesian Islands
Our expeditions—Idyllic Raja Ampat & Cenderawasih Bay, Living Treasures of Raja Ampat & the Spice Islands, and In the Wake of Wallace: Indonesia & Borneo—are timed perfectly during the shoulder months of October and November. These months sit on the cusp of the dry season, offering the perfect balance between peak conditions and fewer crowds. The skies remain largely clear, and the seas are calm, providing the best conditions for water-based activities like snorkelling, diving, stand-up paddleboarding, and kayaking. Raja Ampat, known for its stunning coral reefs, is particularly inviting during this time, with vibrant marine life thriving in crystal-clear waters.
Exploring the Different Indonesian Islands
Bali
Raja Ampat
Raja Ampat, located within the Coral Triangle, is renowned as one of the most biodiverse marine environments on Earth, making it a dream destination for underwater enthusiasts. October and November are ideal months to explore this vibrant ecosystem, as the warm waters and clear skies provide perfect conditions for diving, snorkelling, and witnessing the untouched beauty of the region. The area is home to an incredible array of coral species, fish, and marine creatures, offering an underwater spectacle like no other.
As part of Mission Blue’s Hope Spot initiative, led by the renowned oceanographer Dr. Sylvia Earle (and the namesake for our ship, the Sylvia Earle), Raja Ampat is recognised for its critical role in supporting marine life. Hope Spots are areas of the ocean designated for their vital ecological significance and need for protection. By visiting Raja Ampat, you’re not only experiencing one of the most stunning marine habitats on the planet but also contributing to its conservation through education and enrichment.
Java
Java, Indonesia’s cultural and political heart, is home to historic temples, vibrant cities, and volcanic landscapes. The cooler, more temperate weather in October and November makes this the perfect time to visit. With the dry season just ending, Java’s highlands and cultural sites are refreshingly cooler, allowing you to explore without the heat and humidity of the wet season. The climate is ideal for hiking and touring, especially in historical and natural sites. Experience the awe-inspiring Borobudur Temple, one of the world’s largest Buddhist monuments, during our In the Wake of Wallace: Indonesia & Borneo expedition. This ancient marvel is a must-see for any traveller.
Komodo Island
Cenderawasih Bay
Cenderawasih Bay is a hidden gem renowned for its exceptional marine life and serene beauty. This secluded paradise offers the rare chance to swim alongside the gentle giant whale sharks in their natural habitat. These magnificent creatures are a protected species, and during your expedition, strict guidelines will be followed to ensure their well-being. By maintaining a respectful distance and adhering to these protocols, you’ll contribute to their conservation while still enjoying a truly unforgettable experience.
Beyond the incredible underwater world, your expedition will also offer a chance to explore West Papuan culture with a visit to the Kwatisore village. Here, you’ll gain insight into the unique customs and traditions of this vibrant community. Experience their distinctive dances, music, and traditional adornments, which offer a fascinating contrast to the familiar rhythms of Raja Ampat and the Spice Islands. This combination of rare wildlife encounters and rich cultural immersion makes Cenderawasih Bay an extraordinary destination, offering a once-in-a-lifetime experience.
Ready for your next big adventure?
Browse our Indonesia & Borneo expeditions below or download or order our latest brochure to view our full range of itineraries. To book, contact our expert team or request an online quote.
In the Wake of Wallace: Indonesia & Borneo
Discovery Expedition
Welcome to AE Expeditions’ In The Wake of Wallace: Indonesia & Borneo voyage. Embark on an extraordinary voyage across the heart of the Indonesian Archipelago to Singapore, a region of unparalleled...
16 Days
SOLD OUT
Living Treasures of Raja Ampat & the Spice Islands
Discovery Expedition
Welcome to AE Expeditions’ Living Treasures of Raja Ampat & the Spice Islands voyage. Embark on an expedition through the heart of West Papua and the Moluccas, a region of unparalleled...
13 Days
From GBP £8,846.25/pp
Idyllic Raja Ampat & Cenderawasih Bay
Discovery Expedition
Welcome to AE Expeditions’ Idyllic Raja Ampat & Cenderawasih Bay voyage. Uncover a hidden world of natural wonder on this unique coastal expedition. Journey through the pristine waters of Cenderawasih Bay,...
10 Days
From GBP £7,121.25/pp
