What is the weather like in Belém vs Rio de Janeiro in December?

In December, Belém averages 31°C high / 24°C low with about 152 mm of rain; Rio de Janeiro averages 31°C high / 23°C low with about 211 mm.

Belém vs Rio de Janeiro in December

Rio de Janeiro is the better pick in December — 75 vs 62 on SeasonMap's comfort score. Rio de Janeiro is sweltering, soaked, muggy air, while Belém is sweltering, soaked, clean air.

Belém vs Rio de Janeiro — December climate, side by side

	🇧🇷 Belém	🇧🇷 Rio de Janeiro
Comfort score	62/100 (C)	75/100 (B)
Feels-like high	37°C	36°C
Avg high / low	31° / 24°	31° / 23°
Rainfall	152 mm	211 mm
Rainy days	22	20
Humidity	81%	78%
Air quality (AQI)	37	78

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

Month by month

Belém vs Rio de Janeiro in December — FAQ

Is December better in Belém or Rio de Janeiro?: Rio de Janeiro is the better pick in December — 75 vs 62 on SeasonMap's comfort score. Rio de Janeiro is sweltering, soaked, muggy air, while Belém is sweltering, soaked, clean air.
What is the weather like in Belém vs Rio de Janeiro in December?: In December, Belém averages 31°C high / 24°C low with about 152 mm of rain; Rio de Janeiro averages 31°C high / 23°C low with about 211 mm.