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Best Time to Visit Chiang Mai

Real month-by-month weather for Chiang Mai — so "best time" here means something you can check, not a generic guess. April runs warmest (37°C avg high).

Chiang Mai by month: weather & fares

Weather is averaged from 3 years of real historical data.

MonthAvg high / lowAvg rainfall
January27° / 16°C~13mm
February30° / 18°C~25mm
March33° / 20°C~19mm
April37° / 25°C~45mm
May34° / 25°C~280mm
June32° / 24°C~284mm
July31° / 24°C~393mm
August31° / 24°C~332mm
September30° / 23°C~409mm
October31° / 22°C~126mm
November29° / 20°C~57mm
December28° / 18°C~24mm

Nearby airports

  • Lampang Airport (LPT)79 km

Planning tips for Chiang Mai

  • Compare the weather and fare columns above together — the cheapest month isn't always the best-weather month.
  • Shoulder-season travel (just before or after the busiest months) often balances good weather against lower prices.
  • Book 4-8 weeks ahead where possible — a general pattern, not a guarantee for this specific destination.
  • Check nearby airports above if Chiang Mai has real alternatives — a short extra journey can mean a much lower fare.
  • Factor in local public holidays and school terms at your destination, not just at home — prices and crowds follow both.
  • Re-check rainfall, not just temperature — a warm month can still be a very wet one.

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FAQs — Best time to visit Chiang Mai

April has the highest average temperatures, based on 3 years of real historical weather data.