Current National Weather Service and private model guidance for Denver points to an overnight low on August 30 in the upper 50s to mid-60s °F, driven by increasing cloud cover, light winds, and scattered showers or thunderstorms that limit radiational cooling. Forecast soundings show dew points in the mid-50s supporting modest overnight recovery, while steering flow and shortwave timing introduce variability in how much clearing occurs before dawn. With multiple guidance runs clustering in the 57–65 °F window and only modest spread among ensembles, traders see the closest probabilities clustered between the 59 °F-or-below, 62–63 °F, and 64–65 °F bins; resolution hinges on the precise timing of any late-evening convection and the depth of the boundary-layer mixing that follows.