Current forecast models from the National Weather Service and major ensembles point to a highest temperature in Denver on August 5 in the mid-to-upper 80s Fahrenheit, aligning with the market's leading 86-89°F outcomes at roughly 69% combined implied probability. High pressure aloft, clear skies, and typical downslope warming from the Rockies support this range, consistent with Denver's August climatology of average highs near 87°F at its mile-high elevation. Low humidity and diurnal swings could push readings toward the upper end if afternoon mixing strengthens, while any unexpected cloud cover or frontal passage would favor the 84-85°F bin. Traders are weighting the latest model runs showing limited day-to-day variability, though short-range forecasts remain subject to rapid updates from observational data.