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Niah National Park

Cave

Niah National Park in Sarawak protects limestone caves with prehistoric human remains and rainforest trails; visitors explore Niah Cave, archaeological sites and riverine jungle walks.

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In this guide

Niah National Park essentials

Address: Niah National Park, Miri Division, Sarawak, Malaysia

About Niah National Park

Niah National Park is a protected area in Sarawak, Malaysia, on the island of Borneo, centered on a limestone cave complex known as the Niah Caves. It is internationally important for its archaeological sites and tropical rainforest.

The park contains the Great Cave and the Painted Cave among a network of limestone caves, with interpretive trails and a long boardwalk that leads from the park entrance to the main cave mouth. Visitors come to see cave chambers, archaeological sites, and lowland Bornean forest habitats.

Archaeological excavations at the Niah Caves uncovered human skeletal remains and cultural material showing human presence in the area tens of thousands of years ago; notable finds include remains often cited in literature as among the oldest in Island Southeast Asia. Scientific work in the 20th century established the site’s importance for human prehistory in Borneo.

The park lies in northern Borneo within Sarawak, Malaysia, and protects a coastal limestone massif and surrounding lowland rainforest.

  • Deep-time archaeological site: Contains the Niah Caves complex, including the Great Cave and Painted Cave, with archaeological human remains dated to around 40,000 years before present.
  • Access to the caves: A boardwalk of roughly 2 kilometres links the park entrance to the main cave complex, providing the primary visitor approach through lowland rainforest.
When to Go

Best Time to Visit Niah National Park

Best visited during the drier months (roughly February-September) when trails and cave access are most reliable.

Drier season
February-September · 24-32°C
Generally the best time for trails and visiting the Niah Caves - warm, humid but with fewer prolonged downpours.
Wet season / monsoon peak
November-January · 23-30°C
Heavy tropical rains are common, trails and cave approaches can be muddy or flooded and some parts may be harder to access.

Weather & Climate near Niah National Park

Climate

Niah National Park's climate is classified as Tropical Rainforest - Tropical Rainforest climate with consistently warm temperatures year-round. Temperatures range from 22°C to 31°C. Heavy rainfall (3188 mm/year), wettest in December.

Air Quality: AQI 44 Good
Best Time to Visit
MarchJulyJanuary
Temperature & Rainfall
Temperature Range
31°
Warmest Month
22°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Good 22° - 29° 26° 338 mm overcast 90% 2.2 m/s 2.0 extreme 11.8h
February Good 22° - 29° 26° 210 mm overcast 89% 1.7 m/s 2.2 extreme 11.9h
March Good 23° - 30° 26° 210 mm overcast 88% 1.6 m/s 2.4 extreme 12.0h
April Acceptable 23° - 31° 27° 230 mm overcast 87% 1.3 m/s 2.4 extreme 12.1h
May Acceptable 23° - 31° 27° 242 mm overcast 87% 1.3 m/s 2.2 extreme 12.2h
June Acceptable 23° - 31° 27° 213 mm overcast 87% 1.2 m/s 2.1 extreme 12.2h
July Good 22° - 31° 26° 215 mm overcast 86% 1.2 m/s 2.1 extreme 12.2h
August Acceptable 22° - 31° 27° 228 mm overcast 86% 1.6 m/s 2.2 extreme 12.1h
September Good 22° - 30° 26° 275 mm overcast 86% 1.6 m/s 2.2 extreme 12.0h
October Good 22° - 30° 26° 315 mm overcast 88% 1.6 m/s 2.0 extreme 11.9h
November Good 22° - 30° 26° 351 mm overcast 89% 1.7 m/s 2.0 extreme 11.8h
December Good 22° - 30° 26° 361 mm overcast 90% 1.7 m/s 2.0 very high 11.8h
Getting There & Around

How to Get to Niah National Park

Niah National Park is reached from Miri, the nearest major town in northern Sarawak. By road it is roughly a one- to two-hour drive from Miri to the park entrance (private car or hire), depending on traffic.

Public transport: local buses/minivans and occasional tour shuttles operate from Miri toward the park; once at the park entrance there is a short walk on maintained trails to the cave complex and visitor facilities.

Tips for Visiting Niah National Park

  • Arrive as the park opens to reach the Great Cave and Painted Cave before mid‑day heat and tour groups - early mornings are also best for seeing swiftlets and cave bird activity.
  • Enter via the Batu Niah visitor area (the main park access point) and follow the boardwalk trail through the forest to the Great Cave and Painted Cave; the walk is the primary route most visitors use.
  • Allocate time for the onsite archaeology displays and the small visitor centre - many visitors focus on the caves and miss the museum exhibits that explain the site's deep prehistory.