What is the weather like in Buenos Aires vs Portillo in December?

In December, Buenos Aires averages 28°C high / 19°C low with about 77 mm of rain; Portillo averages 15°C high / 6°C low with about 28 mm.

Buenos Aires vs Portillo in December

Buenos Aires is the better pick in December — 83 vs 27 on SeasonMap's comfort score. Buenos Aires is hot, a little rain, clean air, while Portillo is cool, dry.

Buenos Aires vs Portillo — December climate, side by side

	Buenos Aires	Portillo
Comfort score	83/100 (A)	27/100 (F)
Feels-like high	30°C	15°C
Avg high / low	28° / 19°	15° / 6°
Rainfall	77 mm	28 mm
Rainy days	8	6
Humidity	64%	58%
Air quality (AQI)	32	57

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

Buenos Aires vs Portillo in December — FAQ

Is December better in Buenos Aires or Portillo?: Buenos Aires is the better pick in December — 83 vs 27 on SeasonMap's comfort score. Buenos Aires is hot, a little rain, clean air, while Portillo is cool, dry.
What is the weather like in Buenos Aires vs Portillo in December?: In December, Buenos Aires averages 28°C high / 19°C low with about 77 mm of rain; Portillo averages 15°C high / 6°C low with about 28 mm.