When Is Autumn 2024. As seen in these maps, the vibrant fall hues which the new. Autumn is considered one of the most beautiful as the landscape turns vibrant shades of orange, yellow, and red.
With it come pumpkin spice lattes and harvest decorations lining store aisles. However, the astronomical calendar is based on the position of the sun in relation to the earth and changes each year — known as the autumn equinox.