autumnal

adjective

au·​tum·​nal ȯ-ˈtəm-nəl 

: of, relating to, or characteristic of autumn

autumnal weather

autumnal colors

the autumnal equinox

I am often surprised to see rising amid these trees the rounded tops of apple-trees glowing with red or yellow fruit, in harmony with the autumnal tints of the forest.

—Henry David Thoreau

autumnally

ȯ-ˈtəm-nə-lē 

adverb

These days on the verge of winter were autumnally fair, struck through with warmth until the swift lengthening of the shadows.

—John Updike

Examples of autumnal in a Sentence

Recent Examples on the Web

The outfit served as the second consecutive time the three-time Super Bowl champion wore an autumnal outfit with a low-key reference to the woodsy track. —Skyler Caruso, PEOPLE, 19 Oct. 2025

Choose from an array of classic autumnal shades to find the perfect fit for you. —Caroline Hughes, Travel + Leisure, 19 Oct. 2025

Complete the autumnal theme with scents that transport you to the pumpkin patch, the forest, and even a backyard bonfire with oakwood and spiced notes like allspice and chestnut. —Caley Sturgill, Southern Living, 19 Oct. 2025

The ultimate result is an elegant, bitter, deeply autumnal little sipper, both darker and fruitier than the Boulevardier. —Jason O'Bryan, Robb Report, 18 Oct. 2025

Word History

Etymology

borrowed from Latin autumnālis, from autumnus autumn + -ālis -al entry 1

First Known Use

15th century, in the meaning defined above