Recent forecasts from sources including the Met Office and regional models indicate a high around 29–30°C for Guangzhou on August 3 amid moderate to heavy rain and persistent cloud cover, keeping market-implied odds tightly clustered near 30–31°C. Subtropical monsoon conditions, elevated humidity, and potential convective activity are expected to limit daytime heating below seasonal averages near 32–33°C, with steering patterns and rainfall timing as key variables that could push the peak slightly higher or lower. Official observations will resolve the market based on the daily maximum at the primary station, where model spread in precipitation timing creates the current near-even split between these outcomes.