Chiang Mai vs Ulaanbaatar in December

Chiang Mai is the better pick in December — 86 vs 28 on SeasonMap's comfort score. Chiang Mai is hot, dry, while Ulaanbaatar is freezing, dry, poor air quality.

Chiang Mai vs UlaanbaatarDecember climate, side by side

Chiang MaiUlaanbaatar
Comfort score86/100 (A)28/100 (F)
Feels-like high30°C-17°C
Avg high / low28° / 16°-12° / -23°
Rainfall3 mm4 mm
Rainy days11
Humidity74%70%
Air quality (AQI)79122

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

Chiang Mai vs Ulaanbaatar in December — FAQ

Is December better in Chiang Mai or Ulaanbaatar?
Chiang Mai is the better pick in December — 86 vs 28 on SeasonMap's comfort score. Chiang Mai is hot, dry, while Ulaanbaatar is freezing, dry, poor air quality.
What is the weather like in Chiang Mai vs Ulaanbaatar in December?
In December, Chiang Mai averages 28°C high / 16°C low with about 3 mm of rain; Ulaanbaatar averages -12°C high / -23°C low with about 4 mm.