Madrid experiences variable spring weather in mid-April, with typical daily highs ranging from 18°C to 24°C depending on seasonal patterns and advancing weather systems across the Iberian peninsula. This market tracks whether Madrid's highest temperature on April 19, 2026 will be exactly 22°C—a plausible outcome that sits comfortably within the typical April temperature range for the Spanish capital. Market resolution depends on official meteorological measurements from recognized weather services operating in the Madrid region. The current 1% implied probability reflects trader expectations that conditions will diverge from this specific temperature threshold, whether warmer or cooler than 22°C. Even a single-degree variance to 21°C or 23°C would result in a no resolution, illustrating the strictly binary nature of exact-temperature prediction markets. Meteorological forecasting typically provides probability distributions and confidence intervals rather than precise point estimates, making exact outcomes inherently difficult to predict with certainty. The modest volume and liquidity observed here are characteristic of highly specific weather outcomes; broader category predictions attract significantly more trading activity and participation. Historical records show that mid-April Madrid temperatures occasionally align with exactly 22°C, positioning this as a plausible but not consensus outcome for traders.