Thailand in August 2025
Rainy season - fewer crowds and lower prices. Discover the best destinations, weather outlook, and events happening this month.
Weather in August
Temperature
29°C
Min 25°C / Max 33°C
Rainfall
200mm
17 rainy days
Crowds
High
Moderate prices
| Region | Temp | Rain | Humidity |
|---|---|---|---|
| Central Thailand | 29°C | 200mm | 80% |
| Northern Thailand | 26°C | 230mm | 85% |
| Southern Thailand | 28°C | 260mm | 81% |
| Isaan (Northeast) | 27°C | 250mm | 82% |
Travel Scores for August
Weather-based scores to help you decide if August is right for your trip type.
Best for sightseeing, temples, and outdoor activities
Best period: Best to avoid monsoon
Best for swimming, sunbathing, and water activities
Best period: November - April (Andaman) / January - September (Gulf)
Humidity
80%
Feel
Muggy
High humidity makes it feel hotter - stay hydrated
Best Beaches in August
Thailand has two distinct coastlines with opposite monsoon patterns. Here's where to go for the best beach conditions.
Southwest monsoon brings large swells and rough seas. Many dive sites closed. Similan Islands closed May-Oct.
Rainfall
250mm
Calm seas and excellent visibility. Perfect for diving, snorkeling, and beach activities.
Rainfall
90mm
Most islands CLOSED during monsoon. Koh Lipe, Similan, Surin, Tarutao all inaccessible.
Rainfall
280mm
- • Similan Islands National Park closed (May 15 - Oct 15)
- • Surin Islands National Park closed (May - Oct)
- • Koh Lipe has limited ferry service (May-Oct) - some resorts close
- • Tarutao National Park closed (May 15 - Nov 15)
- • Koh Tachai remains closed for environmental recovery
- • Maya Bay (Koh Phi Phi) may have restricted access
- • Some Koh Chang & Koh Kood resorts close during low season (Jun-Sep)
Destinations for August 2025
Based on weather conditions, crowd levels, and seasonal events
Top Picks for August
These destinations offer the best weather conditions, activities, and experiences during August. Plan your trip to one of these locations for an optimal Thailand experience.
No top-rated destinations available for this month.
Events & Festivals in August
HM The Queen's Birthday / Mother's Day
12 August
National holiday honoring the Queen and celebrating Mother's Day. Buildings are decorated with her image and blue lights.
- Lightweight, breathable clothing
- Comfortable walking shoes
- Sunscreen (SPF 30+) and sunglasses
- Reusable water bottle
- Compact umbrella or rain jacket
- Quick-dry clothing
- Waterproof bag for electronics
- Sandals that can get wet
- Book accommodation in advance, especially during holidays
- Rain usually falls in short bursts - wait it out at a cafe
- Great time for spa treatments and cooking classes
- Enjoy significant discounts on accommodation and tours
- Book popular tours and restaurants well in advance
- Expect higher prices and longer queues at attractions
Accommodation
Standard
Moderate pricing
Flights
Moderate
Good availability
Tours & Activities
Standard
Popular tours fill up fast
Frequently Asked Questions about August
Explore Other Months
Ready to Explore Thailand in August?
Check out our destination guides and start planning your trip.