What is the weather like in Chiang Mai vs Ko Tao in December?

In December, Chiang Mai averages 30°C high / 18°C low with about 8 mm of rain; Ko Tao averages 26°C high / 25°C low with about 193 mm.

Chiang Mai vs Ko Tao in December

Chiang Mai is the better pick in December — 84 vs 73 on SeasonMap's comfort score. Chiang Mai is hot, dry, while Ko Tao is hot, soaked, muggy air.

Chiang Mai vs Ko Tao — December climate, side by side

	🇹🇭 Chiang Mai	🇹🇭 Ko Tao
Comfort score	84/100 (A)	73/100 (B)
Feels-like high	33°C	29°C
Avg high / low	30° / 18°	26° / 25°
Rainfall	8 mm	193 mm
Rainy days	1	13
Humidity	74%	78%
Air quality (AQI)	79	57

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Chiang Mai 🇹🇭 Thailandhot, dry · best January84
Ko Tao 🇹🇭 Thailandhot, soaked, muggy air · best March73

Chiang Mai vs Ko Tao in December — FAQ

Is December better in Chiang Mai or Ko Tao?: Chiang Mai is the better pick in December — 84 vs 73 on SeasonMap's comfort score. Chiang Mai is hot, dry, while Ko Tao is hot, soaked, muggy air.
What is the weather like in Chiang Mai vs Ko Tao in December?: In December, Chiang Mai averages 30°C high / 18°C low with about 8 mm of rain; Ko Tao averages 26°C high / 25°C low with about 193 mm.