What is the weather like in Mendoza vs Valparaíso in September?

In September, Mendoza averages 23°C high / 9°C low with about 11 mm of rain; Valparaíso averages 16°C high / 10°C low with about 14 mm.

Mendoza vs Valparaíso in September

Mendoza is the better pick in September — 94 vs 86 on SeasonMap's comfort score. Mendoza is nice, dry, clean air, while Valparaíso is cool, dry, clean air.

Mendoza vs Valparaíso — September climate, side by side

	🇦🇷 Mendoza	🇨🇱 Valparaíso
Comfort score	94/100 (S)	86/100 (A)
Feels-like high	20°C	14°C
Avg high / low	23° / 9°	16° / 10°
Rainfall	11 mm	14 mm
Rainy days	3	2
Humidity	45%	84%
Air quality (AQI)	31	38

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

Month by month

Mendoza vs Valparaíso in September — FAQ

Is September better in Mendoza or Valparaíso?: Mendoza is the better pick in September — 94 vs 86 on SeasonMap's comfort score. Mendoza is nice, dry, clean air, while Valparaíso is cool, dry, clean air.
What is the weather like in Mendoza vs Valparaíso in September?: In September, Mendoza averages 23°C high / 9°C low with about 11 mm of rain; Valparaíso averages 16°C high / 10°C low with about 14 mm.