When to Chiangmai
Climate guide & best times to travel
Best Time to Visit
Month-by-Month Guide
January
January marks the height of the cool, dry season with pleasant temperatures and minimal rainfall. This is one of the most comfortable months with warm days and cooler nights. Clear skies and low humidity make it ideal for all outdoor activities.
February
February continues the dry season with slightly warmer temperatures but still very manageable conditions. Rainfall remains minimal, making it excellent for sightseeing and outdoor exploration. The weather is consistently sunny and pleasant.
March
March sees temperatures rising as the hot season approaches, but rainfall remains low. Days become noticeably warmer while nights stay comfortable. This is still part of the dry season with excellent weather for most activities.
April
April is the hottest month of the year with temperatures reaching their peak. Rainfall begins to increase slightly as the wet season approaches. The heat can be intense, making indoor activities or early morning/evening outdoor activities preferable.
May
May marks the beginning of the wet season with a significant increase in rainfall and slightly cooler temperatures. Afternoon thunderstorms become common, providing relief from the heat. Humidity remains high throughout the month.
June
June continues the wet season pattern with regular rainfall and temperatures moderating from the April peak. Expect frequent showers and thunderstorms, particularly in the afternoons. The rain provides welcome cooling from the earlier hot season.
July
July maintains the wet season conditions with regular rainfall and comfortable temperatures. Showers are frequent but often brief, allowing for activities between rain periods. The landscape becomes lush and green during this time.
August
August is the wettest month of the year with the highest rainfall totals. Temperatures remain moderate but expect frequent and sometimes heavy downpours. Indoor activities or flexible outdoor plans work best during this period.
September
September continues as one of the wettest months with substantial rainfall and warm, humid conditions. Storms can be intense but are often followed by clear periods. This is the peak of the monsoon season.
October
October sees the wet season beginning to taper off, though rainfall is still significant. Temperatures remain warm and pleasant, and there are more dry periods between showers. The transition toward the dry season becomes noticeable.
November
November marks the transition to the dry season with dramatically reduced rainfall and pleasant temperatures. The weather becomes more predictable with mostly clear skies. This is an excellent time to visit with comfortable conditions returning.
December
December ushers in the cool, dry season with the lowest temperatures of the year and minimal rainfall. Days are warm and pleasant while nights are refreshingly cool. This is considered one of the best months for visiting.