**Trader consensus at 100% on 26°C reflects the official highest temperature recorded in Mexico City on August 5, 2026, from authoritative meteorological stations such as those operated by Mexico’s Servicio Meteorológico Nacional.** Typical early-August conditions feature afternoon convection and cloud cover tied to the North American monsoon, which limits peak insolation and keeps daily highs near the 23–25°C climatological range at the city’s 2,240-meter elevation. Model guidance and observational trends aligned closely with a 26°C outcome, consistent with historical data showing rare exceedances above 28°C during this period. Measurement follows standard protocols for maximum temperature, including calibrated thermometers and quality-controlled daily summaries. Realistic challenges would require revised station data, an unrecognized equipment issue, or a shift in the precise geographic or temporal resolution criteria, though such adjustments remain uncommon once preliminary observations are confirmed.