READ MORE: If you're looking to see Colorado's beautiful fall colors, you'll want to know the dates they'll change. Just Like Colorado Weather, Wait a Bit and It'll ChangeOn Wednesday, the weather changes again. If it moves far enough north, Western Colorado could see another round of rain, especially across the southern half of the state. Colorado’s fall colors don’t peak all at once; the show rolls across the state from the high mountains down to the plains. Gallery Credit: Tim GrayAmazing Photos Showing Colorado's Brilliant Fall Colors We totally understand if you don't have the time --or want-- to head to the mountains to view Colorado's awesome fall colors.