Recent meteorological observations and forecast models from agencies including the German Weather Service indicate Munich reached a daily maximum of 23°C on September 12 under partly cloudy skies, light northwesterly winds, and negligible precipitation. This aligns with the climatological September average high near 20°C while falling short of historical extremes above 30°C for the date. Model consensus on afternoon temperatures, supported by real-time surface observations around 22–23°C, has driven near-certain market-implied odds for this outcome. Only an unexpected late-day spike from localized heating or measurement revision at the official station could alter resolution, though current data render such shifts improbable.