What is the weather like in Arequipa vs Santiago in September?

In September, Arequipa averages 24°C high / 10°C low with about 1 mm of rain; Santiago averages 21°C high / 5°C low with about 42 mm.

Arequipa vs Santiago in September

Arequipa is the better pick in September — 96 vs 83 on SeasonMap's comfort score. Arequipa is nice, dry, clean air, while Santiago is nice, a little rain.

Arequipa vs Santiago — September climate, side by side

	Arequipa	Santiago
Comfort score	96/100 (S)	83/100 (A)
Feels-like high	22°C	20°C
Avg high / low	24° / 10°	21° / 5°
Rainfall	1 mm	42 mm
Rainy days	0	6
Humidity	35%	66%
Air quality (AQI)	34	96

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

Arequipa vs Santiago in September — FAQ

Is September better in Arequipa or Santiago?: Arequipa is the better pick in September — 96 vs 83 on SeasonMap's comfort score. Arequipa is nice, dry, clean air, while Santiago is nice, a little rain.
What is the weather like in Arequipa vs Santiago in September?: In September, Arequipa averages 24°C high / 10°C low with about 1 mm of rain; Santiago averages 21°C high / 5°C low with about 42 mm.