What is the weather like in Buenos Aires vs Santiago in March?

In March, Buenos Aires averages 27°C high / 19°C low with about 109 mm of rain; Santiago averages 29°C high / 11°C low with about 3 mm.

Buenos Aires vs Santiago in March

Santiago is the better pick in March — 88 vs 81 on SeasonMap's comfort score. Santiago is hot, dry, poor air quality, while Buenos Aires is warm, rainy, clean air.

Buenos Aires vs Santiago — March climate, side by side

	Buenos Aires	Santiago
Comfort score	81/100 (A)	88/100 (A)
Feels-like high	28°C	29°C
Avg high / low	27° / 19°	29° / 11°
Rainfall	109 mm	3 mm
Rainy days	9	1
Humidity	73%	53%
Air quality (AQI)	35	102

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

Buenos Aires vs Santiago in March — FAQ

Is March better in Buenos Aires or Santiago?: Santiago is the better pick in March — 88 vs 81 on SeasonMap's comfort score. Santiago is hot, dry, poor air quality, while Buenos Aires is warm, rainy, clean air.
What is the weather like in Buenos Aires vs Santiago in March?: In March, Buenos Aires averages 27°C high / 19°C low with about 109 mm of rain; Santiago averages 29°C high / 11°C low with about 3 mm.