**Trader sentiment for the daily minimum temperature in Buenos Aires on August 27, 2026, remains closely balanced between the 16°C-or-higher outcome (45.5%) and the 6°C-or-below outcome (45.0%), with mid-range values such as 12°C, 11°C, and 10–13°C each near 26%.** This split reflects genuine forecast uncertainty for the overnight low in late Southern Hemisphere winter rather than strong directional conviction. Current official and model guidance from sources including the Servicio Meteorológico Nacional (SMN), international ensembles, and high-resolution forecasts points to a minimum around 11–13°C. This aligns with climatological norms for late August (typical lows near 11–12°C) amid a season of near-normal to slightly above-average temperatures overall. Key differentiating factors include southerly wind shifts that could enhance nocturnal radiative cooling under clearer skies versus persistent cloud cover and lighter southerly or easterly flow that would limit the drop. Model runs show modest disagreement on the exact timing and strength of any cooler maritime air intrusion overnight into August 27, creating the near-even odds between mild and notably colder extremes. No major cold-air outbreak or heat surge is currently indicated, and the market-implied probabilities capture this narrow band of possible outcomes driven by standard winter variability in the region. Fresh SMN and global model updates over the next 24 hours will likely narrow the range as the event approaches resolution.