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Ultimate Guide to Thailand’s National Parks

khao yai

Thailand is home to some of the most beautiful national parks in Southeast Asia — filled with lush jungles, waterfalls, mountains, exotic wildlife, and crystal-clear beaches. Whether you’re an adventure seeker, a nature lover, or a photographer, Thailand’s national parks offer incredible experiences you won’t forget.

This guide covers the top national parks, what you can see, best times to visit, entrance fees, activities, and travel tips.


🌿 What Makes Thailand’s National Parks Special?

  • Over 150 national parks across the country
  • Home to elephants, gibbons, hornbills, and rare species
  • UNESCO World Heritage locations
  • Parks suitable for hiking, diving, camping, waterfalls & island exploration

🏞 Top National Parks in Thailand


1. Khao Sok National Park (Surat Thani)

One of Thailand’s most stunning natural areas with jungle-covered mountains and emerald lakes.

Highlights:

  • Cheow Lan Lake
  • Floating bungalows
  • Wildlife spotting
  • Kayaking & jungle trekking

Best Time to Visit: December – April


2. Erawan National Park (Kanchanaburi)

Famous for its 7-tier emerald waterfalls.

Highlights:

  • Erawan Waterfall
  • Easy nature trails
  • Swimming in natural pools

Best Time: November – February


3. Doi Inthanon National Park (Chiang Mai)

Home to Thailand’s highest mountain and cool temperatures year-round.

Highlights:

  • King & Queen Pagodas
  • Sunrise viewpoints
  • Waterfalls: Wachirathan, Sirithan
  • Hill tribe villages

Best Time: November – February


4. Khao Yai National Park (Near Bangkok)

A UNESCO World Heritage Site and one of Thailand’s oldest national parks.

Highlights:

  • Wildlife (elephants, gibbons, deer)
  • Waterfalls including Haew Narok
  • Scenic viewpoints
  • Night safaris

Best Time: November – February


5. Mu Ko Similan National Park (Andaman Sea)

World-renowned for clear water and some of Thailand’s best diving.

Highlights:

  • Snorkeling
  • Dive sites
  • White-sand beaches
  • Rock formations

Best Time: Mid-October – Mid-May
(Closed during monsoon season)


6. Mu Ko Ang Thong National Marine Park (Near Koh Samui)

An archipelago of 42 islands.

Highlights:

  • Emerald Lake (Talay Nai)
  • Kayaking
  • Island viewpoints
  • Amazing seascapes

Best Time: January – August


7. Khao Sam Roi Yot National Park (Prachuap Khiri Khan)

Known for its dramatic limestone mountains and hidden cave temples.

Highlights:

  • Phraya Nakhon Cave
  • Beaches
  • Bird watching
  • Wetlands

Best Time: November – April


8. Phu Kradueng National Park (Loei)

Famous for its plateau, seasonal flowers, and cool mountain weather.

Highlights:

  • Cliff viewpoints
  • Camping
  • Sunrise & sea of mist
  • Hiking trails

Best Time: October – February


🗺 Map: Where Are These National Parks Located?

(If you’d like, I can create a visual map for your website.)


🎒 Activities You Can Enjoy in Thailand’s National Parks

  • Hiking & trekking
  • Waterfall swimming
  • Camping
  • Birdwatching
  • Snorkeling & diving
  • Kayaking
  • Wildlife photography
  • Cave exploration

💸 Entrance Fees (General Range)

  • Thai citizens: 20–60 THB
  • Foreign tourists: 100–500 THB depending on the park
  • Marine parks may charge additional fees for boats or diving

(Ask me if you want exact fees for each park.)


🌤 Best Time to Visit Thailand’s National Parks

  • Cool Season (Nov–Feb): Best overall weather
  • Hot Season (Mar–May): Waterfalls are less full but good visibility for diving
  • Rainy Season (Jun–Oct): Lush scenery; some areas may close for safety

✨ Tips for Visiting National Parks

  • Wear comfortable shoes & light clothing
  • Bring insect repellent
  • Respect wildlife — do not feed animals
  • Check park closures during rainy season
  • Stay hydrated, especially during hikes
  • Use a waterproof bag for belongings

Final Thoughts

Thailand’s national parks offer something for every type of traveler — relaxation, adventure, photography, or wildlife exploration. Whether you want to kayak in emerald lakes, trek through ancient rainforests, or swim beneath waterfalls, the country’s natural beauty will leave you amazed.

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