What is the weather like in Foz do Iguaçu vs Rio de Janeiro in December?

In December, Foz do Iguaçu averages 32°C high / 21°C low with about 159 mm of rain; Rio de Janeiro averages 31°C high / 23°C low with about 211 mm.

Foz do Iguaçu vs Rio de Janeiro in December

Rio de Janeiro is the better pick in December — 75 vs 55 on SeasonMap's comfort score. Rio de Janeiro is sweltering, soaked, muggy air, while Foz do Iguaçu is sweltering, soaked, clean air.

Foz do Iguaçu vs Rio de Janeiro — December climate, side by side

	🇧🇷 Foz do Iguaçu	🇧🇷 Rio de Janeiro
Comfort score	55/100 (D)	75/100 (B)
Feels-like high	37°C	36°C
Avg high / low	32° / 21°	31° / 23°
Rainfall	159 mm	211 mm
Rainy days	13	20
Humidity	73%	78%
Air quality (AQI)	34	78

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

Month by month

Foz do Iguaçu vs Rio de Janeiro in December — FAQ

Is December better in Foz do Iguaçu or Rio de Janeiro?: Rio de Janeiro is the better pick in December — 75 vs 55 on SeasonMap's comfort score. Rio de Janeiro is sweltering, soaked, muggy air, while Foz do Iguaçu is sweltering, soaked, clean air.
What is the weather like in Foz do Iguaçu vs Rio de Janeiro in December?: In December, Foz do Iguaçu averages 32°C high / 21°C low with about 159 mm of rain; Rio de Janeiro averages 31°C high / 23°C low with about 211 mm.