Ilha Grande vs Porto Alegre: which is better, month by month

Ilha Grande beats Porto Alegre in 6 of 12 months — its lead peaks in May (84 vs 78) — while Porto Alegre wins August and October; they are within 3 points in the other 4 months.

Each place is scored under the lens that suits its type — they are different kinds of destination, so the scores are each place at its own best. Comfort is SeasonMap's 0–100 estimate from ERA5 climate normals, not a forecast.

Ilha Grande

🇧🇷 Brazil · mild climate

Best month
July 85/100
Months won
6 of 12

Porto Alegre

🇧🇷 Brazil · mild climate

Best month
August 85/100
Months won
2 of 12

Ilha Grande vs Porto Alegre — all 12 months

MonthIlha GrandePorto AlegreWinnerGap
January71Bwarm, soaked, muggy air73Bsweltering, rainy, clean airTie2
February77Bwarm, soaked, muggy air73Bsweltering, rainy, clean airIlha Grande4
March78Bwarm, soaked, muggy air74Bhot, rainy, clean airIlha Grande4
April81Anice, rainy, muggy air81Awarm, rainy, clean airTie0
May84Anice, a little rain, muggy air78Bnice, soaked, muggy airIlha Grande6
June84Anice, a little rain, muggy air78Bnice, rainy, clean airIlha Grande6
July85Anice, a little rain, muggy air79Bnice, rainy, clean airIlha Grande6
August80Anice, a little rain, muggy air85Anice, rainy, clean airPorto Alegre5
September85Anice, a little rain, muggy air81Anice, soaked, muggy airIlha Grande4
October78Bnice, soaked, muggy air84Awarm, rainy, clean airPorto Alegre6
November79Bnice, soaked, muggy air81Ahot, rainy, clean airTie2
December77Bnice, soaked, muggy air76Bhot, rainy, clean airTie1

A month is a tie when the two are within 3 points. The widest gap is May (84 vs 78). Tap a month for that month's temperature, rain, humidity and air quality side by side.