**Recent forecasts from multiple meteorological models and real-time observations point to a daily maximum temperature of 28°C in Guangzhou on October 5, 2026, driven by persistent northerly winds advecting cooler, drier continental air and maintaining widespread cloud cover with only isolated light precipitation.** This setup has kept surface temperatures below the seasonal average high of roughly 30°C, consistent with guidance from agencies and services showing highs stabilizing near 27–28°C amid breezy conditions. Traders assign overwhelming probability to this outcome based on the tight clustering of model runs and ongoing station data. A late-day surge in insolation from unexpected clearing or a shift to southerly flow could push readings slightly higher, though current steering patterns and humidity profiles make such deviations improbable before resolution.