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Buenos Aires vs São Paulo: weather compared

Across the year, Buenos Aires has the better travel weather in 8 months and São Paulo in 3 — based purely on climate data, not opinion. Best months: Buenos Aires in February–May & September–December, São Paulo in April–September.

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Buenos Aires · Argentina

January: 89 mm rainFebruary: 76 mm rainMarch: 162 mm rainApril: 91 mm rainMay: 54 mm rainJune: 63 mm rainJuly: 49 mm rainAugust: 58 mm rainSeptember: 56 mm rainOctober: 87 mm rainNovember: 85 mm rainDecember: 72 mm rainJanuary high: 28°CFebruary high: 27°CMarch high: 25°CApril high: 21°CMay high: 17°CJune high: 15°CJuly high: 14°CAugust high: 16°CSeptember high: 18°COctober high: 21°CNovember high: 25°CDecember high: 27°CJanuary low: 21°CFebruary low: 20°CMarch low: 19°CApril low: 15°CMay low: 10°CJune low: 9°CJuly low: 7°CAugust low: 8°CSeptember low: 11°COctober low: 13°CNovember low: 17°CDecember low: 19°CJFMAMJJASOND Avg high Avg low Rainfall

São Paulo · Brazil

January: 222 mm rainFebruary: 199 mm rainMarch: 138 mm rainApril: 63 mm rainMay: 41 mm rainJune: 33 mm rainJuly: 35 mm rainAugust: 44 mm rainSeptember: 50 mm rainOctober: 116 mm rainNovember: 121 mm rainDecember: 159 mm rainJanuary high: 27°CFebruary high: 27°CMarch high: 27°CApril high: 25°CMay high: 23°CJune high: 22°CJuly high: 22°CAugust high: 23°CSeptember high: 27°COctober high: 26°CNovember high: 26°CDecember high: 27°CJanuary low: 19°CFebruary low: 18°CMarch low: 18°CApril low: 16°CMay low: 14°CJune low: 13°CJuly low: 12°CAugust low: 12°CSeptember low: 15°COctober low: 16°CNovember low: 16°CDecember low: 18°CJFMAMJJASOND Avg high Avg low Rainfall

At a glance

MetricBuenos AiresSão Paulo
Hottest month high28°C27°C
Coldest month low7°C12°C
Annual rainfall943 mm1220 mm
Avg sunshine9.8 h/day9.2 h/day
Best monthsFebruary–May & September–DecemberApril–September

Travel score, month by month

MonthBuenos AiresSão PauloBetter weather
January 8.4 · Good 6.6 · Fair Buenos Aires
February 9.7 · Excellent 7.4 · Good Buenos Aires
March 9.5 · Excellent 7.7 · Good Buenos Aires
April 9.7 · Excellent 9.3 · Excellent Buenos Aires
May 9.7 · Excellent 9.7 · Excellent —
June 7.7 · Good 9.9 · Excellent São Paulo
July 7.5 · Good 10.0 · Excellent São Paulo
August 8.8 · Excellent 10.0 · Excellent São Paulo
September 10.0 · Excellent 9.8 · Excellent Buenos Aires
October 9.8 · Excellent 8.1 · Good Buenos Aires
November 9.7 · Excellent 8.0 · Good Buenos Aires
December 9.8 · Excellent 7.5 · Good Buenos Aires

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Frequently asked questions

Which has better weather, Buenos Aires or São Paulo?

Buenos Aires has the better travel weather in 8 of 12 months, versus 3 for São Paulo — based on temperature, rainfall and sunshine.

When is the best time to visit Buenos Aires?

The best months to visit Buenos Aires are February–May & September–December, based on six years of climate data.

When is the best time to visit São Paulo?

The best months to visit São Paulo are April–September, based on six years of climate data.

Where should you go next month?

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