Recent National Weather Service guidance and ensemble model runs place Denver's June 22 maximum near or slightly above the 86°F climatological normal, with the market clustering around 86–89°F reflecting modest forecast spread. After the mid-June heatwave that produced a 96°F reading on the 17th under strong high pressure and downslope flow, a gradual moderation is expected from increased moisture and possible afternoon convection typical of late June. Key variables differentiating the narrow 86–89°F band include the precise timing of any weak frontal passage, boundary-layer mixing depth at 5,280 feet elevation, and diurnal cloud development that can cap afternoon warming. Low relative humidity and abundant June insolation support the upper end, yet model consensus on limited instability keeps probabilities tightly matched rather than skewed higher.