What is the weather like in Barcelona vs Ulaanbaatar in September?

In September, Barcelona averages 27°C high / 21°C low with about 76 mm of rain; Ulaanbaatar averages 17°C high / 2°C low with about 43 mm.

Barcelona vs Ulaanbaatar in September

Barcelona is the better pick in September — 84 vs 78 on SeasonMap's comfort score. Barcelona is warm, a little rain, clean air, while Ulaanbaatar is cool, a little rain, clean air.

Barcelona vs Ulaanbaatar — September climate, side by side

	🇪🇸 Barcelona	🇲🇳 Ulaanbaatar
Comfort score	84/100 (A)	78/100 (B)
Feels-like high	28°C	14°C
Avg high / low	27° / 21°	17° / 2°
Rainfall	76 mm	43 mm
Rainy days	5	8
Humidity	78%	64%
Air quality (AQI)	48	36

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

Month by month

Barcelona vs Ulaanbaatar in September — FAQ

Is September better in Barcelona or Ulaanbaatar?: Barcelona is the better pick in September — 84 vs 78 on SeasonMap's comfort score. Barcelona is warm, a little rain, clean air, while Ulaanbaatar is cool, a little rain, clean air.
What is the weather like in Barcelona vs Ulaanbaatar in September?: In September, Barcelona averages 27°C high / 21°C low with about 76 mm of rain; Ulaanbaatar averages 17°C high / 2°C low with about 43 mm.