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When to go · Chiang Mai

Chiang Mai, month by month

The best months for Chiang Mai: Jan, Nov, Dec. Months to avoid: Feb, Mar, Apr, Sep.

Month by month

  1. JanuaryGreatInside Chiang Mai's best window: Nov–Jan (cooler and dry).30 °C / 15 °C, 2 rain daysCrowds: High
  2. FebruaryAvoidListed as a month to avoid: Feb–Apr (crop-burning smoke and poor air quality).33 °C / 16 °C, 2 rain daysCrowds: High
  3. MarchAvoidListed as a month to avoid: Feb–Apr (crop-burning smoke and poor air quality).35 °C / 19 °C, 4 rain daysCrowds: Medium
  4. AprilAvoidListed as a month to avoid: Feb–Apr (crop-burning smoke and poor air quality).37 °C / 23 °C, 8 rain daysCrowds: High · 1 festival or holiday
  5. MayMixedOutside the best window (Nov–Jan (cooler and dry)). Across Thailand: Heat plus first rains; Andaman seas turn rough; the Gulf islands are the pick.34 °C / 24 °C, 16 rain daysCrowds: Low
  6. JuneMixedOutside the best window (Nov–Jan (cooler and dry)). Across Thailand: Rainy season on the Andaman side; Gulf islands and Bangkok workable with afternoon storms.32 °C / 24 °C, 18 rain daysCrowds: Low
  7. JulyMixedOutside the best window (Nov–Jan (cooler and dry)). Across Thailand: Western summer holidays lift Gulf island prices; the west coast stays rough.31 °C / 24 °C, 20 rain daysCrowds: Medium
  8. AugustMixedOutside the best window (Nov–Jan (cooler and dry)). Across Thailand: Same pattern as July: Samui, Phangan and Tao are the dry choice.31 °C / 24 °C, 22 rain daysCrowds: Medium
  9. SeptemberAvoidOutside the best window (Nov–Jan (cooler and dry)). Across Thailand: Wettest month in Bangkok and on the Andaman coast; flooding in low areas. Only for low prices.31 °C / 24 °C, 19 rain daysCrowds: Low
  10. OctoberMixedOutside the best window (Nov–Jan (cooler and dry)). Across Thailand: Rain eases in Bangkok and the north late in the month; the Gulf islands start their wet season.30 °C / 22 °C, 13 rain daysCrowds: Low
  11. NovemberGreatInside Chiang Mai's best window: Nov–Jan (cooler and dry).29 °C / 19 °C, 6 rain daysCrowds: Medium · 1 festival or holiday
  12. DecemberGreatInside Chiang Mai's best window: Nov–Jan (cooler and dry).28 °C / 16 °C, 2 rain daysCrowds: High