If you're trying to figure out whether to take an umbrella in Buenos Aires, Argentina, or whether to postpone an outdoor plan, this page gives a direct answer. We show today's rain probability hour-by-hour, expected precipitation amounts in millimetres, and a 7-day outlook that highlights the rainiest day, the driest day, and any thunderstorm risk in Buenos Aires. The forecast is updated hourly from Open-Meteo and uses ensemble weather models, so we can also tell you how confident the forecast is — high confidence means models agree, low confidence means rain timing could shift by several hours. For travellers, this page is the fastest way to plan around showers in Buenos Aires; for residents, it's a quick rain check that beats opening a generic weather app. Pair it with our "best day to visit Buenos Aires" page if you want a full ranked recommendation across the week.
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