Recent forecasts for Beijing on August 13 point to widespread cloud cover and rain associated with lingering effects from Typhoon Dolphin and regional monsoon patterns, which are moderating daytime heating and anchoring market-implied odds around 27–30°C. Ensemble models show variable outcomes depending on the exact timing and intensity of precipitation, with stronger rain suppressing highs toward the lower end of that range through reduced solar radiation and evaporative cooling. Historical August climatology favors peaks near 30°C, but current atmospheric moisture and steering patterns introduce genuine spread, explaining the closely matched probabilities across outcomes. Updated numerical weather prediction runs from agencies like the China Meteorological Administration will likely refine these estimates as the date approaches.