Recent short-term model guidance for Beijing points to a modest temperature range centered in the mid-to-upper 20s Celsius on June 16, consistent with the closely bunched market probabilities around 26–28 °C. Key drivers include the strength and position of the western Pacific subtropical high, which modulates southerly flow and moisture advection, alongside the timing of any weak frontal passages or diurnal convection that could increase cloud cover and trigger showers, thereby capping daytime maxima. Ensemble spreads reflect typical early-summer variability in the East Asian monsoon transition, where even small shifts in precipitable water or boundary-layer mixing can alter peak temperatures by 2–3 °C. Updated CMA and global model runs over the next 24–48 hours will likely tighten the distribution ahead of market resolution.