Buenos Aires — Climate Guide
Monthly temperatures, rainfall, humidity and best time to visit Buenos Aires.
Buenos Aires
📅 Best Time to VisitSeptember–November & March–May
🌡️ Hottest MonthJanuary (30°C avg high)
🧊 Coolest MonthJuly (15°C avg high)
🌧️ Rain SeasonYear-round; wettest Mar & Oct
💧 Annual Rainfall1,200mm
💨 HumidityHigh (65–80%)
🕐 Time ZoneART UTC-3 (no DST since 2008)
| Month | High | Low | Rain | Humidity |
|---|---|---|---|---|
| Jan | 30°C | 20°C | 79mm | 69% |
| Feb | 28°C | 19°C | 99mm | 71% |
| Mar | 26°C | 17°C | 130mm | 73% |
| Apr | 22°C | 13°C | 93mm | 72% |
| May | 18°C | 9°C | 76mm | 74% |
| Jun | 15°C | 7°C | 61mm | 77% |
| Jul | 15°C | 6°C | 57mm | 76% |
| Aug | 17°C | 7°C | 70mm | 74% |
| Sep | 19°C | 9°C | 73mm | 72% |
| Oct | 22°C | 12°C | 95mm | 72% |
| Nov | 26°C | 15°C | 89mm | 69% |
| Dec | 28°C | 17°C | 99mm | 68% |
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