This daily weather market tracks the maximum temperature expected in Paris on April 20, 2026. Mid-April temperatures in Paris typically range from 12°C to 16°C as spring progresses toward summer months. A 20°C high would represent above-average warmth for this period in the Paris region, roughly 4-8 degrees above the historical mid-April average. The 0% YES odds reflect strong market consensus that conditions will remain cooler than this threshold. Throughout the trading window, participants have consistently priced the probability of reaching 20°C or higher as negligible, suggesting widespread confidence in cooler weather forecasts. Weather prediction markets allow traders to position capital based on meteorological data and express views on specific temperature outcomes. Market participants trade on factors including seasonal weather patterns, recent temperature trends, official forecast models from national weather agencies, and anticipated weather systems moving through Western Europe. The market resolves based on official daily high temperature data published by recognized weather authorities.