Buenos Aires is transitioning into autumn in the Southern Hemisphere, with typical April high temperatures ranging between 21 and 24°C based on historical climate data. This market asks whether the maximum temperature on April 18 will remain at or below 20°C, a threshold that falls slightly below normal seasonal expectations for mid-April in the region. The current market price of 0% YES reflects the overwhelming consensus that unseasonably cool conditions are highly unlikely to occur. Buenos Aires's geographic location near the River Plate and its temperate oceanic climate moderates significant temperature swings, with April highs typically settling in the low-to-mid 20s Celsius. Weather prediction markets resolve based on official meteorological data from Argentina's National Meteorological Service, ensuring transparent, independently verifiable outcomes that cannot be disputed. The 0% odds represent the current market's collective assessment that the probability of conditions at or below this specific threshold carries minimal likelihood, based on established historical seasonal patterns and recent atmospheric observations across the region. Weather-focused prediction markets like this create opportunities for participants to express probability estimates across specific geographic locations and defined temporal windows.