7 safari lodges
    Sarawak, Malaysian Borneo, Malaysia
    Very Quiet
    Malaria: Moderate

    Safari in Gunung Mulu National Park

    A UNESCO World Heritage Site in Sarawak, Mulu is famous for its spectacular limestone karst formations, immense caves, and rich biodiversity. While known for its caves, the park also offers excellent opportunities for jungle trekking and observing unique flora and fauna, including millions of bats emerging at dusk.

    Best timeMarch to October for Peninsular Malaysia parks. Year-round for Borneo.
    Species
    12
    Big Five
    0/5
    Lodges
    7
    Area
    52,864 km²
    Recommended stay
    4-5 days
    Est.
    1974
    UNESCO World Heritage Sitesource

    Gunung Mulu National Park Map

    Park location and safari lodges

    Recent sightings at Gunung Mulu National Park

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    12 species recorded in Gunung Mulu National Park2 threatened

    Book Safari Experiences in Gunung Mulu National Park

    Game drives, guided tours, and unique experiences in Gunung Mulu National Park

    When planning your Malaysian Borneo safari, we find the dry season from May to August offers the most comfortable conditions and highest chances of wildlife sightings. However, we love the lushness...

    January

    Now
    low

    Northeast Monsoon

    Expect heavy rainfall, especially on the east coast. Inland areas can be humid with frequent showers.

    Birding is excellent with migratory species present. Wildlife viewing can be challenging due to rain, but resident animals are always active.

    We love the dramatic, rain-soaked rainforest ambiance this month, perfect for dedicated birdwatchers.

    Danum Valley Conservation Area
    Taman Negara National Park

    February

    low

    Northeast Monsoon

    Rainfall begins to decrease, though showers are still common. Humidity remains high.

    The forests are lush and vibrant. Look for proboscis monkeys along riverbanks and diverse birdlife.

    We recommend heading to the Kinabatangan River for excellent primate sightings as the water levels are often good for boat trips.

    Kinabatangan Wildlife Sanctuary
    Bako National Park

    March

    low

    Inter-monsoon

    Rainfall lessens considerably, with more sunshine. It's still warm and humid.

    This is a great time for spotting orangutans and macaques. The jungle floor is alive with insects and smaller creatures.

    Sepilok Orangutan Rehabilitation Centre
    Danum Valley Conservation Area

    April

    moderate

    Inter-monsoon

    Generally dry with high temperatures and humidity. Occasional afternoon thunderstorms are possible.

    The forests are teeming with life. We often see pygmy elephants near water sources and a wide array of reptiles.

    We find April ideal for exploring the trails in Danum Valley, with good chances of spotting diverse mammals.

    Danum Valley Conservation Area
    Taman Negara National Park

    May

    moderate

    Southwest Monsoon

    The weather becomes drier overall, with less humidity and more sunshine. Occasional rain showers.

    This is a prime time for wildlife viewing, especially for larger mammals. Birding remains excellent.

    We love the drier conditions in May, making jungle trekking more comfortable and wildlife spotting more productive.

    Kinabatangan Wildlife Sanctuary
    Mulu National Park

    June

    moderate

    Southwest Monsoon

    Dry season continues with warm temperatures and lower humidity. Sunny days are frequent.

    Excellent month for seeing orangutans and proboscis monkeys. The rivers are lower, offering better access to certain areas.

    We recommend boat safaris along the Kinabatangan River in June for unparalleled primate and bird sightings.

    Kinabatangan Wildlife Sanctuary
    Danum Valley Conservation Area

    July

    high

    Southwest Monsoon

    Still part of the dry season, expect warm, sunny days with minimal rain. Humidity is moderate.

    This is peak season for spotting orangutans and other primates. Many species are more active and visible.

    We find July offers some of the best chances to see orangutans in their natural habitat, especially in Sabah.

    Sepilok Orangutan Rehabilitation Centre
    Danum Valley Conservation Area

    August

    high

    Southwest Monsoon

    Continues to be dry and warm, though occasional brief showers can occur. Humidity is pleasant.

    Wildlife is abundant. We often see sun bears and various deer species. Birding is superb.

    We love the consistent dry weather in August, making it perfect for exploring the ancient rainforests of Borneo.

    Danum Valley Conservation Area
    Bako National Park

    September

    moderate

    Inter-monsoon

    Rainfall starts to increase slightly, but it's generally still a pleasant time to visit. Warm and humid.

    This is a fantastic month for birdwatching as resident species are very active. Orangutan sightings remain good.

    We recommend September for its excellent birding opportunities combined with reliable primate sightings.

    Taman Negara National Park
    Kinabatangan Wildlife Sanctuary

    October

    moderate

    Inter-monsoon

    Expect more frequent rain showers, often in the afternoon. Temperatures are warm and humidity is high.

    The rainforest is incredibly lush. Look for unique insects and amphibians. Riverine wildlife is still active.

    We enjoy the vibrant, post-rain jungle scenery in October, and the chances of seeing unique flora and fauna.

    Danum Valley Conservation Area
    Mulu National Park

    November

    low

    Northeast Monsoon

    Rainfall increases significantly, especially on the east coast. Expect heavy downpours and high humidity.

    Migratory birds begin to arrive. Wildlife viewing can be challenging due to weather, but the rainforest is at its most verdant.

    We find November best for those who appreciate the raw, untamed beauty of a rainforest in full bloom, despite the rain.

    Taman Negara National Park
    Bako National Park

    December

    low

    Northeast Monsoon

    Heavy rainfall continues, particularly on the east coast. Inland areas also experience frequent showers.

    Birding is excellent with many resident and migratory species. River levels are high, facilitating boat access in some areas.

    We recommend December for its dramatic rainforest atmosphere and excellent opportunities for spotting diverse birdlife.

    Kinabatangan Wildlife Sanctuary
    Danum Valley Conservation Area

    January

    Now
    low

    Northeast Monsoon

    Expect heavy rainfall, especially on the east coast. Inland areas can be humid with frequent showers.

    Birding is excellent with migratory species present. Wildlife viewing can be challenging due to rain, but resident animals are always active.

    We love the dramatic, rain-soaked rainforest ambiance this month, perfect for dedicated birdwatchers.

    Danum Valley Conservation Area
    Taman Negara National Park

    February

    low

    Northeast Monsoon

    Rainfall begins to decrease, though showers are still common. Humidity remains high.

    The forests are lush and vibrant. Look for proboscis monkeys along riverbanks and diverse birdlife.

    We recommend heading to the Kinabatangan River for excellent primate sightings as the water levels are often good for boat trips.

    Kinabatangan Wildlife Sanctuary
    Bako National Park

    March

    low

    Inter-monsoon

    Rainfall lessens considerably, with more sunshine. It's still warm and humid.

    This is a great time for spotting orangutans and macaques. The jungle floor is alive with insects and smaller creatures.

    Sepilok Orangutan Rehabilitation Centre
    Danum Valley Conservation Area

    April

    moderate

    Inter-monsoon

    Generally dry with high temperatures and humidity. Occasional afternoon thunderstorms are possible.

    The forests are teeming with life. We often see pygmy elephants near water sources and a wide array of reptiles.

    We find April ideal for exploring the trails in Danum Valley, with good chances of spotting diverse mammals.

    Danum Valley Conservation Area
    Taman Negara National Park

    May

    moderate

    Southwest Monsoon

    The weather becomes drier overall, with less humidity and more sunshine. Occasional rain showers.

    This is a prime time for wildlife viewing, especially for larger mammals. Birding remains excellent.

    We love the drier conditions in May, making jungle trekking more comfortable and wildlife spotting more productive.

    Kinabatangan Wildlife Sanctuary
    Mulu National Park

    June

    moderate

    Southwest Monsoon

    Dry season continues with warm temperatures and lower humidity. Sunny days are frequent.

    Excellent month for seeing orangutans and proboscis monkeys. The rivers are lower, offering better access to certain areas.

    We recommend boat safaris along the Kinabatangan River in June for unparalleled primate and bird sightings.

    Kinabatangan Wildlife Sanctuary
    Danum Valley Conservation Area

    July

    high

    Southwest Monsoon

    Still part of the dry season, expect warm, sunny days with minimal rain. Humidity is moderate.

    This is peak season for spotting orangutans and other primates. Many species are more active and visible.

    We find July offers some of the best chances to see orangutans in their natural habitat, especially in Sabah.

    Sepilok Orangutan Rehabilitation Centre
    Danum Valley Conservation Area

    August

    high

    Southwest Monsoon

    Continues to be dry and warm, though occasional brief showers can occur. Humidity is pleasant.

    Wildlife is abundant. We often see sun bears and various deer species. Birding is superb.

    We love the consistent dry weather in August, making it perfect for exploring the ancient rainforests of Borneo.

    Danum Valley Conservation Area
    Bako National Park

    September

    moderate

    Inter-monsoon

    Rainfall starts to increase slightly, but it's generally still a pleasant time to visit. Warm and humid.

    This is a fantastic month for birdwatching as resident species are very active. Orangutan sightings remain good.

    We recommend September for its excellent birding opportunities combined with reliable primate sightings.

    Taman Negara National Park
    Kinabatangan Wildlife Sanctuary

    October

    moderate

    Inter-monsoon

    Expect more frequent rain showers, often in the afternoon. Temperatures are warm and humidity is high.

    The rainforest is incredibly lush. Look for unique insects and amphibians. Riverine wildlife is still active.

    We enjoy the vibrant, post-rain jungle scenery in October, and the chances of seeing unique flora and fauna.

    Danum Valley Conservation Area
    Mulu National Park

    November

    low

    Northeast Monsoon

    Rainfall increases significantly, especially on the east coast. Expect heavy downpours and high humidity.

    Migratory birds begin to arrive. Wildlife viewing can be challenging due to weather, but the rainforest is at its most verdant.

    We find November best for those who appreciate the raw, untamed beauty of a rainforest in full bloom, despite the rain.

    Taman Negara National Park
    Bako National Park

    December

    low

    Northeast Monsoon

    Heavy rainfall continues, particularly on the east coast. Inland areas also experience frequent showers.

    Birding is excellent with many resident and migratory species. River levels are high, facilitating boat access in some areas.

    We recommend December for its dramatic rainforest atmosphere and excellent opportunities for spotting diverse birdlife.

    Kinabatangan Wildlife Sanctuary
    Danum Valley Conservation Area

    January

    Now
    low

    Northeast Monsoon

    Expect heavy rainfall, especially on the east coast. Inland areas can be humid with frequent showers.

    Birding is excellent with migratory species present. Wildlife viewing can be challenging due to rain, but resident animals are always active.

    We love the dramatic, rain-soaked rainforest ambiance this month, perfect for dedicated birdwatchers.

    Danum Valley Conservation Area
    Taman Negara National Park

    February

    low

    Northeast Monsoon

    Rainfall begins to decrease, though showers are still common. Humidity remains high.

    The forests are lush and vibrant. Look for proboscis monkeys along riverbanks and diverse birdlife.

    We recommend heading to the Kinabatangan River for excellent primate sightings as the water levels are often good for boat trips.

    Kinabatangan Wildlife Sanctuary
    Bako National Park

    March

    low

    Inter-monsoon

    Rainfall lessens considerably, with more sunshine. It's still warm and humid.

    This is a great time for spotting orangutans and macaques. The jungle floor is alive with insects and smaller creatures.

    Sepilok Orangutan Rehabilitation Centre
    Danum Valley Conservation Area

    April

    moderate

    Inter-monsoon

    Generally dry with high temperatures and humidity. Occasional afternoon thunderstorms are possible.

    The forests are teeming with life. We often see pygmy elephants near water sources and a wide array of reptiles.

    We find April ideal for exploring the trails in Danum Valley, with good chances of spotting diverse mammals.

    Danum Valley Conservation Area
    Taman Negara National Park

    May

    moderate

    Southwest Monsoon

    The weather becomes drier overall, with less humidity and more sunshine. Occasional rain showers.

    This is a prime time for wildlife viewing, especially for larger mammals. Birding remains excellent.

    We love the drier conditions in May, making jungle trekking more comfortable and wildlife spotting more productive.

    Kinabatangan Wildlife Sanctuary
    Mulu National Park

    June

    moderate

    Southwest Monsoon

    Dry season continues with warm temperatures and lower humidity. Sunny days are frequent.

    Excellent month for seeing orangutans and proboscis monkeys. The rivers are lower, offering better access to certain areas.

    We recommend boat safaris along the Kinabatangan River in June for unparalleled primate and bird sightings.

    Kinabatangan Wildlife Sanctuary
    Danum Valley Conservation Area

    July

    high

    Southwest Monsoon

    Still part of the dry season, expect warm, sunny days with minimal rain. Humidity is moderate.

    This is peak season for spotting orangutans and other primates. Many species are more active and visible.

    We find July offers some of the best chances to see orangutans in their natural habitat, especially in Sabah.

    Sepilok Orangutan Rehabilitation Centre
    Danum Valley Conservation Area

    August

    high

    Southwest Monsoon

    Continues to be dry and warm, though occasional brief showers can occur. Humidity is pleasant.

    Wildlife is abundant. We often see sun bears and various deer species. Birding is superb.

    We love the consistent dry weather in August, making it perfect for exploring the ancient rainforests of Borneo.

    Danum Valley Conservation Area
    Bako National Park

    September

    moderate

    Inter-monsoon

    Rainfall starts to increase slightly, but it's generally still a pleasant time to visit. Warm and humid.

    This is a fantastic month for birdwatching as resident species are very active. Orangutan sightings remain good.

    We recommend September for its excellent birding opportunities combined with reliable primate sightings.

    Taman Negara National Park
    Kinabatangan Wildlife Sanctuary

    October

    moderate

    Inter-monsoon

    Expect more frequent rain showers, often in the afternoon. Temperatures are warm and humidity is high.

    The rainforest is incredibly lush. Look for unique insects and amphibians. Riverine wildlife is still active.

    We enjoy the vibrant, post-rain jungle scenery in October, and the chances of seeing unique flora and fauna.

    Danum Valley Conservation Area
    Mulu National Park

    November

    low

    Northeast Monsoon

    Rainfall increases significantly, especially on the east coast. Expect heavy downpours and high humidity.

    Migratory birds begin to arrive. Wildlife viewing can be challenging due to weather, but the rainforest is at its most verdant.

    We find November best for those who appreciate the raw, untamed beauty of a rainforest in full bloom, despite the rain.

    Taman Negara National Park
    Bako National Park

    December

    low

    Northeast Monsoon

    Heavy rainfall continues, particularly on the east coast. Inland areas also experience frequent showers.

    Birding is excellent with many resident and migratory species. River levels are high, facilitating boat access in some areas.

    We recommend December for its dramatic rainforest atmosphere and excellent opportunities for spotting diverse birdlife.

    Kinabatangan Wildlife Sanctuary
    Danum Valley Conservation Area
    Planning & reference

    We love the sheer scale and ancient majesty of Mulu's caves; they are truly a geological wonder that feels both humbling and exhilarating. The nightly bat exodus from Deer Cave is a sensational, unforgettable spectacle, a living testament to the park's vibrant ecosystem. It's a place where you truly feel immersed in a timeless, wild Borneo.

    Gate Times

    The Mulu National Park office operates from 8 AM to 5 PM daily, but access to the major caves and trails is strictly via guided tours. We strongly recommend booking your tours and accommodation well in advance, especially during peak seasons, as visitor numbers for certain caves and treks like the Pinnacles are limited. Permits are required and are typically arranged when you book your guided activities.

    Tipping

    Tipping is not mandatory in Malaysia but is always appreciated for excellent service. For your park guides on a full-day cave tour, we suggest around RM20-30 per person. For multi-day treks or particularly exceptional service, a higher amount is appropriate. We recommend handing tips discreetly at the end of your tour or trek.

    Dress Code

    Given the humid jungle environment and cave explorations, we recommend quick-drying, lightweight clothing. Long-sleeved shirts and trousers are essential for protection against insects, scratches, and sun. Sturdy, closed-toe hiking shoes with good grip are non-negotiable for the slippery cave paths and jungle trails. A swimsuit is useful for the refreshing river at Clearwater Cave. While colours are less critical than on a savanna, neutral tones are always a good choice.

    Photography

    Photography is generally permitted, but flash photography is often restricted inside the caves to protect the delicate ecosystems and wildlife, particularly the bats and swiftlets. We recommend bringing a camera that performs well in low light, and a wide-angle lens will help capture the immense scale of the caves. Tripods can be invaluable for long exposures. Drone usage is strictly prohibited within the national park without special permits, which are rarely granted. Always respect your guide's instructions regarding photography.

    Etiquette

    Mulu is a pristine natural environment, and we ask visitors to respect its sanctity. Always stay on marked trails and never touch or disturb any wildlife or cave formations. Keep noise levels to a minimum, especially in the caves, to avoid disturbing the resident bats and swiftlets. Littering is strictly forbidden. We believe in leaving no trace, ensuring Mulu remains spectacular for future visitors.

    What to Bring

    Headlamp or powerful torch with extra batteries
    Reusable water bottle (at least 1.5L capacity)
    High-strength insect repellent
    Lightweight waterproof jacket or poncho
    Sturdy hiking shoes with excellent grip
    Quick-drying long-sleeved shirts and trousers
    Swimsuit for river activities
    Small, comfortable daypack
    Sunscreen and a wide-brimmed hat
    Basic first-aid kit, including blister plasters and anti-malarials (consult your doctor)
    Camera with extra memory cards and batteries
    Lightweight towel

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    Gunung Mulu National Park Reviews