What is the weather like in Cape Town vs Ulaanbaatar in September?

In September, Cape Town averages 20°C high / 10°C low with about 33 mm of rain; Ulaanbaatar averages 17°C high / 2°C low with about 43 mm.

Cape Town vs Ulaanbaatar in September

Cape Town is the better pick in September — 88 vs 78 on SeasonMap's comfort score. Cape Town is nice, a little rain, muggy air, while Ulaanbaatar is cool, a little rain, clean air.

Cape Town vs Ulaanbaatar — September climate, side by side

	🇿🇦 Cape Town	🇲🇳 Ulaanbaatar
Comfort score	88/100 (A)	78/100 (B)
Feels-like high	19°C	14°C
Avg high / low	20° / 10°	17° / 2°
Rainfall	33 mm	43 mm
Rainy days	6	8
Humidity	76%	64%
Air quality (AQI)	59	36

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

Month by month

Cape Town vs Ulaanbaatar in September — FAQ

Is September better in Cape Town or Ulaanbaatar?: Cape Town is the better pick in September — 88 vs 78 on SeasonMap's comfort score. Cape Town is nice, a little rain, muggy air, while Ulaanbaatar is cool, a little rain, clean air.
What is the weather like in Cape Town vs Ulaanbaatar in September?: In September, Cape Town averages 20°C high / 10°C low with about 33 mm of rain; Ulaanbaatar averages 17°C high / 2°C low with about 43 mm.