Trader consensus has converged on 34°C as the market-implied outcome for Guangzhou’s highest temperature on September 14, 2026, reflecting the latest official forecasts from the China Meteorological Administration and supporting numerical weather models. These project a daytime maximum near 34°C under partly cloudy skies with scattered thunderstorms, consistent with the city’s late-summer climatology where average September highs reach approximately 32°C and recent analogs often peak in the low-to-mid 30s. High humidity and weak steering winds are expected to limit rapid cooling, reinforcing the 34°C threshold. A modest shift in storm timing or intensity could allow the actual maximum to settle at 33°C or briefly reach 35°C at urban stations, though model consensus and observational trends make such deviations less probable by resolution time.