What is the weather like in Ilha Grande vs Rio de Janeiro in October?

In October, Ilha Grande averages 18°C high / 15°C low with about 152 mm of rain; Rio de Janeiro averages 29°C high / 21°C low with about 138 mm.

Ilha Grande vs Rio de Janeiro in October

Ilha Grande and Rio de Janeiro are nearly tied in October — 78 vs 78 on SeasonMap's comfort score. Ilha Grande is nice, soaked, muggy air; Rio de Janeiro is hot, rainy, muggy air.

Ilha Grande vs Rio de Janeiro — October climate, side by side

	🇧🇷 Ilha Grande	🇧🇷 Rio de Janeiro
Comfort score	78/100 (B)	78/100 (B)
Feels-like high	19°C	32°C
Avg high / low	18° / 15°	29° / 21°
Rainfall	152 mm	138 mm
Rainy days	20	17
Humidity	83%	78%
Air quality (AQI)	56	66

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

Month by month

Ilha Grande vs Rio de Janeiro in October — FAQ

Is October better in Ilha Grande or Rio de Janeiro?: Ilha Grande and Rio de Janeiro are nearly tied in October — 78 vs 78 on SeasonMap's comfort score. Ilha Grande is nice, soaked, muggy air; Rio de Janeiro is hot, rainy, muggy air.
What is the weather like in Ilha Grande vs Rio de Janeiro in October?: In October, Ilha Grande averages 18°C high / 15°C low with about 152 mm of rain; Rio de Janeiro averages 29°C high / 21°C low with about 138 mm.