Chiang Mai vs Ko Tao: which is better, month by month

Ko Tao beats Chiang Mai in 8 of 12 months — its lead peaks in August (79 vs 46) — while Chiang Mai wins November to January; they are within 3 points in October.

Each place is scored under the lens that suits its type — they are different kinds of destination, so the scores are each place at its own best. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.

Chiang Mai

🇹🇭 Thailand · tropical climate

Best month: January 87/100
Months won: 3 of 12

Ko Tao

🇹🇭 Thailand · tropical climate

Best month: March 91/100
Months won: 8 of 12

Chiang Mai vs Ko Tao — all 12 months

Month	Chiang Mai	Ko Tao	Winner	Gap
January	87Ahot, dry	83Ahot, rainy, muggy air	Chiang Mai	4
February	82Asweltering, dry	89Ahot, a little rain, muggy air	Ko Tao	7
March	65Csweltering, dry	91Shot, a little rain, muggy air	Ko Tao	26
April	54Dsweltering, dry	84Asweltering, rainy, muggy air	Ko Tao	30
May	52Dsweltering, rainy	77Bsweltering, soaked, clean air	Ko Tao	25
June	60Csweltering, rainy, clean air	80Ahot, rainy, clean air	Ko Tao	20
July	53Dsweltering, soaked, clean air	74Bhot, rainy, clean air	Ko Tao	21
August	46Fsweltering, soaked, clean air	79Bhot, rainy, clean air	Ko Tao	33
September	49Fsweltering, soaked, muggy air	70Bhot, soaked, clean air	Ko Tao	21
October	61Csweltering, soaked, muggy air	63Chot, soaked, clean air	Tie	2
November	74Bsweltering, a little rain, muggy air	62Chot, soaked, clean air	Chiang Mai	12
December	84Ahot, dry	73Bhot, soaked, muggy air	Chiang Mai	11

A month is a tie when the two are within 3 points. The widest gap is August (46 vs 79). Tap a month for that month's temperature, rain, humidity and air quality side by side.