Recent forecasts from Environment Canada and other models indicate a low near 1–7°C for Toronto on October 16 amid a cold front bringing rain and shifting northwest winds, creating genuine uncertainty in the exact minimum. The closely matched market-implied odds around 45.5% for 0°C or below versus 10°C or higher reflect trader assessment of variable model consensus on overnight radiative cooling once clouds clear, with potential for a sharper drop if winds weaken. Historical October 16 averages near 8°C provide baseline context, yet current synoptic patterns favor a cooler outcome than typical while still allowing milder scenarios if precipitation lingers. Upcoming model updates will likely refine the range.