Barcelona vs Ulaanbaatar in December

Barcelona is the better pick in December — 79 vs 28 on SeasonMap's comfort score. Barcelona is cool, a little rain, clean air, while Ulaanbaatar is freezing, dry, poor air quality.

Barcelona vs UlaanbaatarDecember climate, side by side

BarcelonaUlaanbaatar
Comfort score79/100 (B)28/100 (F)
Feels-like high13°C-17°C
Avg high / low15° / 8°-12° / -23°
Rainfall33 mm4 mm
Rainy days51
Humidity78%70%
Air quality (AQI)46122

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

Barcelona vs Ulaanbaatar in December — FAQ

Is December better in Barcelona or Ulaanbaatar?
Barcelona is the better pick in December — 79 vs 28 on SeasonMap's comfort score. Barcelona is cool, a little rain, clean air, while Ulaanbaatar is freezing, dry, poor air quality.
What is the weather like in Barcelona vs Ulaanbaatar in December?
In December, Barcelona averages 15°C high / 8°C low with about 33 mm of rain; Ulaanbaatar averages -12°C high / -23°C low with about 4 mm.