What is the weather like in Kathmandu vs Ulaanbaatar in December?

In December, Kathmandu averages 20°C high / 6°C low with about 18 mm of rain; Ulaanbaatar averages -13°C high / -26°C low with about 3 mm.

Kathmandu vs Ulaanbaatar in December

Kathmandu is the better pick in December — 80 vs 29 on SeasonMap's comfort score. Kathmandu is nice, dry, poor air quality, while Ulaanbaatar is freezing, dry, poor air quality.

Kathmandu vs Ulaanbaatar — December climate, side by side

	🇳🇵 Kathmandu	🇲🇳 Ulaanbaatar
Comfort score	80/100 (A)	29/100 (F)
Feels-like high	19°C	-18°C
Avg high / low	20° / 6°	-13° / -26°
Rainfall	18 mm	3 mm
Rainy days	4	1
Humidity	75%	66%
Air quality (AQI)	123	122

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

Month by month

Kathmandu vs Ulaanbaatar in December — FAQ

Is December better in Kathmandu or Ulaanbaatar?: Kathmandu is the better pick in December — 80 vs 29 on SeasonMap's comfort score. Kathmandu is nice, dry, poor air quality, while Ulaanbaatar is freezing, dry, poor air quality.
What is the weather like in Kathmandu vs Ulaanbaatar in December?: In December, Kathmandu averages 20°C high / 6°C low with about 18 mm of rain; Ulaanbaatar averages -13°C high / -26°C low with about 3 mm.