City, Thailand
Khon Kaen weather by month and the best time to visit
When to go to Khon Kaen
Nov–Feb is dry and cooler. Mar–May is very hot; Jun–Oct is rainy with local flooding. Smoke can affect Jan–Mar.
Khon Kaen weather by month
Average daily high, rainfall and conditions.
- Jan31°7 mm
- Feb34°16 mm
- Mar36°43 mm
- Apr37°81 mm
- May34°178 mm
- Jun31°178 mm
- Jul30°223 mm
- Aug30°264 mm
- Sep29°250 mm
- Oct29°102 mm
- Nov29°17 mm
- Dec29°4 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | 31°C87°F | 17°C62°F | 7 mm | 57% | Pleasant |
| February | 34°C93°F | 20°C67°F | 16 mm | 50% | Hot |
| March | 36°C97°F | 23°C74°F | 43 mm | 50% | Hot |
| April | 37°C98°F | 25°C77°F | 81 mm | 55% | Very hot |
| May | 34°C92°F | 25°C77°F | 178 mm | 72% | Rainy |
| June | 31°C88°F | 24°C75°F | 178 mm | 81% | Rainy |
| July | 30°C86°F | 24°C75°F | 223 mm | 84% | Rainy |
| August | 30°C85°F | 24°C74°F | 264 mm | 87% | Rainy |
| September | 29°C85°F | 23°C74°F | 250 mm | 88% | Rainy |
| October | 29°C85°F | 21°C71°F | 102 mm | 85% | Pleasant |
| November | 29°C85°F | 19°C66°F | 17 mm | 77% | Pleasant |
| December | 29°C84°F | 16°C61°F | 4 mm | 65% | 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) |
| Khon Kaen | Nov–Feb | Apr (37°C) |
Quick answers
What is the best month to visit Khon Kaen?
Nov–Feb. Nov–Feb is dry and cooler. Mar–May is very hot; Jun–Oct is rainy with local flooding. Smoke can affect Jan–Mar.
When is the rainy season in Khon Kaen?
Rain peaks in August with about 264 mm. Months with 150 mm or more: May–Sep.
What is the hottest month in Khon Kaen?
April, with average highs of 37°C (98°F).
How cold does Khon Kaen get?
The coolest nights are in December, averaging 16°C (61°F).
More about Khon Kaen
Going to Khon Kaen solo?
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Sources
- NASA POWER climatology (2001–2020)
- Bangkok Hospital Khon Kaen
- Grab Thailand service areas
- Bolt Thailand cities
- Airports of Thailand
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.