Capital city, Thailand
Bangkok weather by month and the best time to visit
When to go to Bangkok
Nov–Feb is drier and less hot; Mar–May is very hot; Jun–Oct brings afternoon downpours. Smog peaks Jan–Mar; Dec–Jan is busiest.
Bangkok weather by month
Average daily high, rainfall and conditions.
- Jan32°16 mm
- Feb35°14 mm
- Mar36°47 mm
- Apr36°75 mm
- May34°164 mm
- Jun32°165 mm
- Jul31°169 mm
- Aug31°181 mm
- Sep30°278 mm
- Oct30°203 mm
- Nov30°39 mm
- Dec30°10 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | 32°C90°F | 20°C68°F | 16 mm | 64% | Pleasant |
| February | 35°C95°F | 22°C72°F | 14 mm | 60% | Hot |
| March | 36°C97°F | 24°C76°F | 47 mm | 62% | Very hot |
| April | 36°C97°F | 26°C78°F | 75 mm | 66% | Hot |
| May | 34°C92°F | 26°C78°F | 164 mm | 76% | Rainy |
| June | 32°C89°F | 25°C77°F | 165 mm | 80% | Rainy |
| July | 31°C89°F | 24°C75°F | 169 mm | 81% | Rainy |
| August | 31°C88°F | 24°C75°F | 181 mm | 82% | Rainy |
| September | 30°C87°F | 24°C75°F | 278 mm | 85% | Rainy |
| October | 30°C87°F | 24°C74°F | 203 mm | 85% | Rainy |
| November | 30°C86°F | 22°C71°F | 39 mm | 80% | Pleasant |
| December | 30°C87°F | 19°C67°F | 10 mm | 71% | Pleasant |
Best months across Thailand
| Place | Best months | Warmest month |
|---|---|---|
| Bangkok | Nov–Feb | Mar (36°C) |
| Phuket | Nov–Mar | Mar (30°C) |
| Chiang Mai | Nov–Jan | Apr (37°C) |
| Koh Samui | Jan–Apr, Jul–Aug | May (30°C) |
| Krabi | Nov–Mar | Mar (31°C) |
| Koh Phi Phi | Nov–Mar | Apr (30°C) |
| Koh Phangan | Jan–Apr, Jul–Aug | May (27°C) |
| Pai | Nov–Feb | Apr (35°C) |
| Pattaya | Nov–Feb | Apr (31°C) |
| Koh Tao | Feb–Aug | May (29°C) |
| Patong | Nov–Apr | Mar (30°C) |
| Hua Hin | Nov–Mar | Apr (33°C) |
| Chiang Rai | Nov–Feb | Apr (35°C) |
| Ayutthaya | Nov–Feb | Mar (37°C) |
| Koh Lanta | Nov–Apr | Apr (29°C) |
| Railay | Nov–Mar | Mar (31°C) |
| Kanchanaburi | Nov–Feb | Apr (37°C) |
| Koh Chang | Nov–Feb | Apr (30°C) |
| Khao Lak | Nov–Mar | Mar (31°C) |
| Koh Samet | Nov–Mar | Apr (30°C) |
| Koh Lipe | Nov–Mar | Apr (30°C) |
| Khao Yai | Nov–Feb | Apr (34°C) |
| Khao Sok | Dec–Apr | Apr (32°C) |
| Sukhothai | Nov–Feb | Apr (38°C) |
| Hat Yai | Jan–Apr | Apr (31°C) |
| Kata Beach | Nov–Mar | Mar (30°C) |
| Jomtien | Nov–Feb | Apr (31°C) |
| Rawai | Nov–Mar | Mar (30°C) |
| Udon Thani | Nov–Feb | Apr (37°C) |
| Koh Kood | Nov–Mar | May (30°C) |
Quick answers
What is the best month to visit Bangkok?
Nov–Feb. Nov–Feb is drier and less hot; Mar–May is very hot; Jun–Oct brings afternoon downpours. Smog peaks Jan–Mar; Dec–Jan is busiest.
When is the rainy season in Bangkok?
Rain peaks in September with about 278 mm. Months with 150 mm or more: May–Oct.
What is the hottest month in Bangkok?
March, with average highs of 36°C (97°F).
How cold does Bangkok get?
The coolest nights are in December, averaging 19°C (67°F).
More about Bangkok
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Sources
- NASA POWER climatology (2001–2020)
- BTS Skytrain
- MRT (Bangkok Expressway and Metro)
- Suvarnabhumi Airport (Airports of Thailand)
- Don Mueang Airport (Airports of Thailand)
- Grab Thailand service areas
Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.