What is the weather like in Mexico City vs Ulaanbaatar in December?

In December, Mexico City averages 24°C high / 10°C low with about 17 mm of rain; Ulaanbaatar averages -13°C high / -26°C low with about 3 mm.

Mexico City vs Ulaanbaatar in December

Mexico City is the better pick in December — 92 vs 29 on SeasonMap's comfort score. Mexico City is nice, dry, while Ulaanbaatar is freezing, dry, poor air quality.

Mexico City vs Ulaanbaatar — December climate, side by side

	🇲🇽 Mexico City	🇲🇳 Ulaanbaatar
Comfort score	92/100 (S)	29/100 (F)
Feels-like high	22°C	-18°C
Avg high / low	24° / 10°	-13° / -26°
Rainfall	17 mm	3 mm
Rainy days	5	1
Humidity	64%	66%
Air quality (AQI)	76	122

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

Month by month

Mexico City vs Ulaanbaatar in December — FAQ

Is December better in Mexico City or Ulaanbaatar?: Mexico City is the better pick in December — 92 vs 29 on SeasonMap's comfort score. Mexico City is nice, dry, while Ulaanbaatar is freezing, dry, poor air quality.
What is the weather like in Mexico City vs Ulaanbaatar in December?: In December, Mexico City averages 24°C high / 10°C low with about 17 mm of rain; Ulaanbaatar averages -13°C high / -26°C low with about 3 mm.