**Trader consensus heavily favors a 10°C low for London on October 10, 2026, at 95% implied probability, reflecting strong alignment across official forecasts and real-time observations.** Meteorological models, including those from the Met Office, show a mild daytime high near 14–15°C under partly cloudy to clear conditions with moderate westerly winds, followed by overnight radiative cooling that bottoms out around 9–10°C in the early morning hours. This matches historical October averages for the region and aligns with station data from sites like London Heathrow, where temperatures have tracked closely to these projections through the evening. The narrow spread in market odds underscores the limited uncertainty in short-range numerical weather prediction for this timeframe. A realistic challenge would require an unexpected increase in cloud cover or a shift in wind patterns that limits cooling, or a microclimate variation at the precise measurement station pushing the recorded minimum to 9°C or 11°C—scenarios that current model consensus and ongoing observations make unlikely.