Best Time to Visit Chiang Mai – Hiking Guide & Monthly Scores

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Outdoor activities Potential

65/100

Suboptimal

Based on optimal climate

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Seasonality

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Best Time

January, December, November

Avoid

Avoid (Extreme Weather)

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Weather

21°C – 28°C

Avg Temp Range

Precipitation

Seasonal (check heatmap)

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Good For

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🥾 Planning a hiking trip to Chiang Mai?

The best time to visit Chiang Mai for hiking is January, December, November, when trail conditions are most favorable and the weather is more stable.

Start with the essentials:

hotel → Find top-rated stays near hiking areas in Chiang Mai explore → Browse the best hiking tours and routes in Chiang Mai

Climate Heatmap

See at a glance which months offer the best outdoor activities conditions — based on temperature, rainfall and climate scores.

Summer offers the most reliable hiking conditions in Chiang Mai, with open trails and longer daylight hours.

→ See where to stay in Chiang Mai

Outdoor activities conditions breakdown

Monthly weather & climate data for Chiang Mai

Month	Climate Score	Predictability	Avg Temp	Max Temp	Rain (mm)	Rain Days	Humidity	Season
January	65Suboptimal Mild temperatures. Mostly dry conditions.	Predictability 100Weather conditions are fairly consistent throughout the year.	21°	29°	8	2.7	74%	dry
February	45Poor Warm temperatures. Mostly dry conditions.	Predictability 100Weather conditions are fairly consistent throughout the year.	23°	31°	4	1.4	64%	dry
March	45Poor Warm temperatures. Mostly dry conditions.	Predictability 100Weather conditions are fairly consistent throughout the year.	25°	34°	18	2.8	55%	dry
April	39Poor Warm temperatures. Some rain conditions.	Predictability 100Weather conditions are fairly consistent throughout the year.	28°	35°	59	6.8	58%	shoulder
May	13Poor Warm temperatures. High rain conditions.	Predictability 78Weather conditions vary somewhat by season.	27°	33°	169	16.3	73%	wet
June	20Poor Warm temperatures. High rain conditions.	Predictability 70Weather conditions vary somewhat by season.	26°	31°	136	19.1	80%	shoulder
July	20Poor Warm temperatures. High rain conditions.	Predictability 40Weather conditions can vary significantly.	26°	30°	156	21.3	81%	wet
August	18Poor Warm temperatures. High rain conditions.	Predictability 30Weather conditions can vary significantly.	26°	30°	214	23.2	83%	wet
September	17Poor Warm temperatures. High rain conditions.	Predictability 30Weather conditions can vary significantly.	26°	30°	213	19.2	83%	wet
October	34Poor Warm temperatures. High rain conditions.	Predictability 85Weather conditions are fairly consistent throughout the year.	25°	30°	118	12.4	83%	shoulder
November	50Suboptimal Warm temperatures. Mostly dry conditions.	Predictability 100Weather conditions are fairly consistent throughout the year.	24°	30°	46	6	80%	dry
December	65Suboptimal Mild temperatures. Mostly dry conditions.	Predictability 100Weather conditions are fairly consistent throughout the year.	21°	28°	12	2.4	78%	dry