Recent forecast model runs from agencies including the Met Office and ECMWF indicate a transitional Atlantic pattern over Madrid, with increased cloud cover and scattered showers expected to moderate daytime heating on October 3. This supports maximum temperatures clustered around 23–25 °C, aligning with the tight market distribution where 23 °C leads at 26.0% implied probability. Seasonal climatology places early-October averages near 22.5 °C, but lingering warm advection and variable insolation introduce uncertainty in peak readings; official resolution will rely on precise station measurements at sites such as Retiro Park. Updated model guidance over the next 48 hours will clarify whether boundary-layer moisture or clearer breaks push the outcome toward the 24–25 °C cluster favored by traders.