Thailand beaches in September

White-sand islands, tropical bays, and mainland beaches

BeachReviewGuide.com > Thailand
Chai Chet, Koh Chang
Bang Bao, Koh Kood
Baan Tai, Koh Phangan
Ao Chor, Koh Samet
Ban Tai, Koh Samui
Ao Nang, Krabi
📍 Southeast Asia, Indochina Peninsula 🏝️ Diverse landscapes, affordable luxury, and year-round beach access ✅ Best for: Beach lovers, culture seekers, budget & luxury travelers ❌ Avoid if: You dislike humidity, crowds, or spicy food

🏝️ Main Beach Regions

Beach in Koh Chang, Thailand – verified conditions

Koh Chang

Lush island with waterfalls, quiet coves and vibrant beaches

 Beach in Koh Kood, Thailand – verified conditions

Koh Kood

Island with untouched, peaceful white-sand beaches

 Beach in Koh Phangan, Thailand – verified conditions

Koh Phangan

Famous for Full Moon Party, lush hills and quiet coves

 Beach in Koh Samet, Thailand – verified conditions

Koh Samet

Tropical island with white-sand beaches near Bangkok

 Beach in Koh Samui, Thailand – verified conditions

Koh Samui

Popular island with palm-fringed beaches and luxury resorts

 Beach in Krabi, Thailand – verified conditions

Krabi

Coastal province famed for limestone cliffs, island beaches, and Railay Peninsula

 Beach in Pattaya, Thailand – verified conditions

Pattaya

Beach resort with lively nightlife and family attractions

 Beach in Phuket, Thailand – verified conditions

Phuket

Thailand’s largest island, famed for its beaches and nightlife

 Beach in Similan islands, Thailand – verified conditions

Similan islands

Similan Islands National Park with world-class diving

 Beach in Surin islands, Thailand – verified conditions

Surin islands

Surin Islands National Park

📍 Overview

📍 Type
Mainland + Islands
✈️ Access
International airports
🚗 Transport
Public + rental options
🌴 Best Season
Nov-Apr
📶 Internet
Reliable in tourist areas
🏪 Amenities
Full
🏥 Medical
Hospitals in major areas
📏 Area
513 120 km²
🗣️ English Spoken
Widely in tourism
🕒 Timezone (UTC)
UTC+7.0
🔌 Power Plugs
Multiple types
💰 Currency
THB
💰 Avg Nightly Rate
1,000–10,000 THB

Most Common Conditions in September

All months Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

All data extracted from public sources. Updated: September 2025.

☀️ Sky condition
Partly cloudy
14/21 reports
💨 Wind
Light
16/21 reports
🌊 Wave Height
Moderate (0.2–0.5 m)
9/21 reports
💧 Water Clarity
Clear
9/21 reports
🚯 Water Cleanliness
Clean
10/21 reports
🏊 Swimming Safety
Safe
6/21 reports
🏖️ Sand Cleanliness
Good
11/21 reports
⚠️ Beach Surface Hazards
None
4/21 reports
👥 Crowd Level
Empty
8/21 reports
🧍 Visitor Type
International tourists
6/21 reports
🌳 Available Shade
Sparse
11/21 reports
🛏️ Sunbeds available
No
10/21 reports
🍔 Food/Drink available
Yes
15/21 reports
🐾 Animals
None
17/21 reports
🔊 Noise
Quiet
14/21 reports
🌡️ Air Temp
29°C
avg from 21 reports
🌊 Water Temp
29°C
avg from 21 reports
Conditions shown represent the most frequently observed values across all verified reports for Thailand in September. BeachReviewGuide.com provides machine-readable, video-verified beach condition reports for Thailand. Details in dataset description.

📹 Latest 5 Reports (out of 21)

September 2025 👤 yae!
🌡️ Air Temp: 32☀️ Sky condition: Partly cloudy💨 Wind: Moderate🌊 Water Temp: 29🌊 Wave Height: Moderate (0.2–0.5 m)💧 Water Clarity: Clear🚯 Water Cleanliness: Clean🏊 Swimming Safety: Not recommended🏖️ Sand Cleanliness: Some trash👥 Crowd Level: Moderate🧍 Visitor Type: Families🌳 Available Shade: Moderate🛏️ Sunbeds available: No🍔 Food/Drink available: Yes🥤 Drink Min: 15.0🥤 Drink Max: 120.0🐾 Animals: None
📍 Phuket 🏖️ Ya Nui
September 2025 👤 Walking Mission in Asia
🌡️ Air Temp: 27☀️ Sky condition: Cloudy💨 Wind: Light🌊 Water Temp: 29🌊 Wave Height: Moderate (0.2–0.5 m)💧 Water Clarity: Murky🏖️ Sand Cleanliness: Some trash👥 Crowd Level: Empty🛏️ Sunbeds available: Yes🐾 Animals: None🔊 Noise: Quiet
📍 Krabi 🏖️ Ao Nang
September 2025 👤 Walking Mission in Asia
🌡️ Air Temp: 26☀️ Sky condition: Rainy💨 Wind: Moderate🌊 Water Temp: 29🌊 Wave Height: Rough (0.5–1.0 m)💧 Water Clarity: Murky🚯 Water Cleanliness: Clean🏖️ Sand Cleanliness: Good👥 Crowd Level: Empty🛏️ Sunbeds available: No🔊 Noise: Quiet
📍 Krabi 🏖️ Ao Nang
September 2025 👤 Walking Mission in Asia
🌡️ Air Temp: 30☀️ Sky condition: Cloudy💨 Wind: Light🌊 Water Temp: 29🌊 Wave Height: Moderate (0.2–0.5 m)💧 Water Clarity: Slightly cloudy🚯 Water Cleanliness: Some debris🏖️ Sand Cleanliness: Some trash👥 Crowd Level: Empty🌳 Available Shade: Sparse🛏️ Sunbeds available: No🐾 Animals: None🔊 Noise: Quiet
📍 Koh Lanta 🏖️ Long
September 2025 👤 Walking Mission in Asia
🌡️ Air Temp: 29☀️ Sky condition: Partly cloudy💨 Wind: Light🌊 Water Temp: 29🌊 Wave Height: Moderate (0.2–0.5 m)💧 Water Clarity: Murky🚯 Water Cleanliness: Polluted/muddy🏖️ Sand Cleanliness: Good👥 Crowd Level: Moderate🧍 Visitor Type: Families🌳 Available Shade: Moderate🛏️ Sunbeds available: No🍔 Food/Drink available: Yes🐾 Animals: None🔊 Noise: Quiet
📍 Krabi 🏖️ Ao Nang

🏨 Where to Stay

Thailand offers everything from budget hostels to 5-star beachfront resorts. Booking in advance is highly recommended during high season (Nov-Apr).

Booking.com Agoda Trip.com