idealclimatemap

Best climate in Thailand

Of 26 weather stations with good records in Thailand, Rayong (192), Ko Samui (162) and Chaing Rai Argomet (149) had the most warm, dry days a year in 2023–2025.

A warm, dry day here has a high of 18–33 °C, no more than 1 mm of rain and wind under 20 km/h. Across the country the best months are December and January.

Map of weather stations, shaded by warm, dry days a yearPhuket: 48 warm, dry days a yearThong Phaphum: 49 warm, dry days a yearKhoun Khan: 56 warm, dry days a yearChachoengsao Agromet: 57 warm, dry days a yearKhao E To: 63 warm, dry days a yearSurat Thani Agromet: 80 warm, dry days a yearRanong: 81 warm, dry days a yearNakhonsi Thammarat Agromet: 81 warm, dry days a yearPattani: 83 warm, dry days a yearSrakaew: 84 warm, dry days a yearPhatthalung Agromet: 85 warm, dry days a yearCha Ian: 87 warm, dry days a yearChiang Mai (Chiang Mai International): 98 warm, dry days a yearSawi Agromet: 101 warm, dry days a yearBangkok (Bangkok International Don Mueang International): 112 warm, dry days a yearMae Hong Son: 115 warm, dry days a yearTakua Pa: 116 warm, dry days a yearUdon Thani: 122 warm, dry days a yearKhlong Yai: 124 warm, dry days a yearKo Lanta: 125 warm, dry days a yearPhliu Agromet: 128 warm, dry days a yearUmphang: 135 warm, dry days a yearNakhon Phanom: 144 warm, dry days a yearChaing Rai Argomet: 149 warm, dry days a yearKo Samui: 162 warm, dry days a yearRayong: 192 warm, dry days a yearDoi ANG Khang: 209 warm, dry days a year, mountain stationBangkokChiang MaiPhuket
0365 warm, dry days a year▲ mountain stations, far above the land around them

Most warm, dry days a year

  1. Rayong192 days
  2. Ko Samui162 days
  3. Chaing Rai Argomet149 days
  4. Nakhon Phanom144 days
  5. Umphang135 days
  6. Phliu Agromet128 days
  7. Ko Lanta125 days
  8. Khlong Yai124 days
  9. Udon Thani122 days
  10. Takua Pa116 days
  11. Mae Hong Son115 days
  12. BangkokBangkok International Don Mueang International112 days
  13. Sawi Agromet101 days
  14. Chiang MaiChiang Mai International98 days
  15. Cha Ian87 days

Warmest and driest in winter

Warm, dry days from December to February, out of 90.

  1. Chaing Rai Argomet78
  2. Nakhon Phanom74
  3. Mae Hong Son72
  4. Rayong70
  5. Khlong Yai69

Mildest summers

Mild, still days (16–26 °C, light wind) from June to August, out of 92.

  1. Chaing Rai Argomet0
  2. Mae Hong Son0
  3. Chiang Mai0
  4. Nakhon Phanom0
  5. Udon Thani0

Weather by month in Thailand's cities

Questions

Where is the best climate in Thailand?

Counting days with a high of 18–33 °C, no more than 1 mm of rain and light wind, the places with the most in 2023–2025 were Rayong (192), Ko Samui (162) and Chaing Rai Argomet (149) days a year. The median station had 101.

Where is it warm in Thailand in winter?

From December to February, the most warm, dry days were at Chaing Rai Argomet (78 of 90), Nakhon Phanom (74 of 90) and Mae Hong Son (72 of 90).

Where are summers mildest in Thailand?

For mild, still days (a high of 16–26 °C and light wind) from June to August, the best places were Chaing Rai Argomet (0 of 92), Mae Hong Son (0 of 92) and Chiang Mai (0 of 92).

Nearby countries

Explore Thailand on the map Set your own temperature, rain and wind limits.

Counted from daily records at 26 stations in NOAA's Global Surface Summary of the Day, 2023–2025, each with a complete record on at least 80% of days. Mountain stations far above their surroundings are left out of the rankings. A station is often an airport and may not represent the whole area around it.