Recent observational data and forecast models from meteorological agencies show Madrid reaching a daytime maximum near 22°C on October 3 amid scattered thunderstorms and light easterly winds, aligning closely with the long-term average high of 22.5°C for the date. Multiple ensemble runs and station readings confirm limited diurnal warming under cloudy, moist conditions, supporting the market's near-certain 22°C outcome over lower thresholds. This consensus reflects verified surface observations rather than projections. A realistic challenge would require an unforecasted late-day spike from clearer skies or a measurement revision at the official station, though current atmospheric stability makes such shifts unlikely before resolution.