What is the weather like in Ilha Grande vs Porto Alegre in March?

In March, Ilha Grande averages 21°C high / 18°C low with about 215 mm of rain; Porto Alegre averages 29°C high / 20°C low with about 121 mm.

Ilha Grande vs Porto Alegre in March

Ilha Grande is the better pick in March — 78 vs 74 on SeasonMap's comfort score. Ilha Grande is warm, soaked, muggy air, while Porto Alegre is hot, rainy, clean air.

Ilha Grande vs Porto Alegre — March climate, side by side

	🇧🇷 Ilha Grande	🇧🇷 Porto Alegre
Comfort score	78/100 (B)	74/100 (B)
Feels-like high	24°C	32°C
Avg high / low	21° / 18°	29° / 20°
Rainfall	215 mm	121 mm
Rainy days	21	11
Humidity	83%	78%
Air quality (AQI)	73	45

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

Month by month

Ilha Grande vs Porto Alegre in March — FAQ

Is March better in Ilha Grande or Porto Alegre?: Ilha Grande is the better pick in March — 78 vs 74 on SeasonMap's comfort score. Ilha Grande is warm, soaked, muggy air, while Porto Alegre is hot, rainy, clean air.
What is the weather like in Ilha Grande vs Porto Alegre in March?: In March, Ilha Grande averages 21°C high / 18°C low with about 215 mm of rain; Porto Alegre averages 29°C high / 20°C low with about 121 mm.