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

In December, Rio de Janeiro averages 31°C high / 23°C low with about 211 mm of rain; São Paulo averages 29°C high / 19°C low with about 147 mm.

Rio de Janeiro vs São Paulo in December

Rio de Janeiro and São Paulo are nearly tied in December — 75 vs 72 on SeasonMap's comfort score. Rio de Janeiro is sweltering, soaked, muggy air; São Paulo is hot, rainy, muggy air.

Rio de Janeiro vs São Paulo — December climate, side by side

	🇧🇷 Rio de Janeiro	🇧🇷 São Paulo
Comfort score	75/100 (B)	72/100 (B)
Feels-like high	36°C	32°C
Avg high / low	31° / 23°	29° / 19°
Rainfall	211 mm	147 mm
Rainy days	20	19
Humidity	78%	82%
Air quality (AQI)	78	74

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

Month by month

Rio de Janeiro vs São Paulo in December — FAQ

Is December better in Rio de Janeiro or São Paulo?: Rio de Janeiro and São Paulo are nearly tied in December — 75 vs 72 on SeasonMap's comfort score. Rio de Janeiro is sweltering, soaked, muggy air; São Paulo is hot, rainy, muggy air.
What is the weather like in Rio de Janeiro vs São Paulo in December?: In December, Rio de Janeiro averages 31°C high / 23°C low with about 211 mm of rain; São Paulo averages 29°C high / 19°C low with about 147 mm.