Thailand Bangkok Weather in August — Climate Guide
August in Bangkok is Below Average
August is Below Average for Bangkok.
August continues monsoon patterns from July with similar daily storms. Queen Sirikit's Birthday (August 12) is a major Thai public holiday — Mother's Day in Thailand. Many shops and government offices close; some restaurants run special menus.
Hotel rates remain at off-peak discount levels. Mid-August is genuinely one of the cheaper times of the year for budget travelers.
Travel score
Bangkok August Weather Stats
Avg High
33°C
Avg Low
25°C
Rainy Days
16
184mm total
Sunshine
6.5h
Daily avg
Humidity
76%
Humid
UV Index
10
Very high
Wind
13 km/h
Gusts 25
Crowds
Quiet
At attractions
August Sunrise & Sunset
Air Quality
PM2.5
23 μg/m³
PM10
35 μg/m³
Status
Moderate
Feels-Like Temperature & Wind
Feels like
Daytime
39°C
Nighttime
26°C
Humidity and wind affect how the actual temperature feels.
Wind
13 km/h
Max gust 25 km/h
Activities Recommended for August
August Travel Pros & Cons
Pros
- Deepest hotel discounts of the year
- Queen's Birthday cultural experience
- Lushly green parks and canals
Cons
- Heavy monsoon rainfall continues
- Beach destinations not viable
- Some flight cancellations to/from southern Thailand
August Events & Festivals
- Queen's Birthday (August 12) — public holiday, Mother's Day in Thailand
- Monsoon continues
- Ko Samet/beach destinations weather risky
Bangkok in August — Full Picture
August continues monsoon patterns from July with similar daily storms. Queen Sirikit's Birthday (August 12) is a major Thai public holiday — Mother's Day in Thailand. Many shops and government offices close; some restaurants run special menus.
Hotel rates remain at off-peak discount levels. Mid-August is genuinely one of the cheaper times of the year for budget travelers.
Despite the rain, August has its own atmosphere — Bangkok's parks (Lumpini, Benjakitti) are lushly green, the canals along Khlong Saen Saep are at full volume, and the city's tropical character is at its most intense.
Indoor museum days work well: National Museum near Sanam Luang ($5 entry), Jim Thompson House ($6), Bangkok Art and Culture Centre (free). Mall culture peaks — Siam Paragon, EmQuartier, IconSiam serve as combined shopping/dining/entertainment refuges.
If considering nearby beach destinations, August is the worst month — Ko Samet, Pattaya, Hua Hin all have rough sea conditions and frequent storms. Phuket and Krabi (south of Thailand) are also in monsoon and frequently see flight cancellations. Better beach options in August: Bali, Phu Quoc Vietnam (drier this season).
What to Wear & What to Pack
Same as July — light tropical + folding umbrella.
Packing Checklist
Seasonal Weather Overview
Spring (Mar·Apr·May)
35°C
25.7°C
7/mo
Summer (Jun·Jul·Aug)
Current33°C
25.3°C
15.3/mo
Autumn (Sep·Oct·Nov)
32.7°C
24.3°C
13/mo
Winter (Dec·Jan·Feb)
32°C
21.7°C
1.3/mo
Bangkok Monthly Weather Comparison
| Month | High | Low | Rain | Sun | Humid | UV | Crowd | Price |
|---|---|---|---|---|---|---|---|---|
| January (Best) | 32° | 21° | 1d·9mm | 9h | 65% | 9 | Very busy | Peak |
| February (Best) | 33° | 23° | 2d·28mm | 9.5h | 65% | 10 | Busy | Peak |
| 35° | 25° | 2d·30mm | 8.5h | 67% | 11 | Moderate | Shoulder | |
| 36° | 26° | 5d·65mm | 8h | 70% | 11 | Busy | Peak | |
| 34° | 26° | 14d·220mm | 7.5h | 75% | 10 | Quiet | Low season | |
| 33° | 26° | 14d·169mm | 7h | 75% | 10 | Quiet | Low season | |
| 33° | 25° | 16d·171mm | 6.5h | 76% | 10 | Quiet | Low season | |
| 33° | 25° | 16d·184mm | 6.5h | 76% | 10 | Quiet | Low season | |
| 33° | 25° | 18d·261mm | 6h | 78% | 10 | Quiet | Low season | |
| 33° | 25° | 16d·197mm | 6.5h | 76% | 10 | Quiet | Low season | |
| November (Best) | 32° | 23° | 5d·49mm | 8h | 70% | 9 | Busy | Shoulder |
| December (Best) | 31° | 21° | 1d·9mm | 9h | 65% | 9 | Very busy | Peak |
View Other Months
Bangkok August Hotel Picks
Frequently Asked Questions
Is August a good time to visit Bangkok?
Bangkok in August is Below Average. Tourist crowds are quiet and flight/hotel prices are low season.
What's the average temperature in Bangkok in August?
Bangkok August averages a high of 33°C and a low of 25°C.
Does it rain much in Bangkok in August?
Bangkok August averages 184mm of rainfall over about 16 rainy days.
What should I wear in Bangkok in August?
Same as July — light tropical + folding umbrella.
What time are sunrise and sunset in Bangkok in August?
Bangkok August sunrise is 06:00 and sunset is 18:38, with 12h 38m of daylight.
What's the air quality like in Bangkok in August?
Bangkok August air quality (AQI) averages 55, rated Moderate. PM2.5 averages 23μg/m³.
What activities are recommended in Bangkok in August?
In August, Bangkok is great for Queen's Birthday cultural events, Indoor museum days, Mall culture.
Is August peak season in Bangkok?
Bangkok August crowds are quiet and prices are low season. You can travel relatively comfortably without long queues.
Best Months to Visit Bangkok
View Other Months
Why you can trust weather guide
Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.