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

Gardens transform into outdoor installations, with autumnal foliage providing a natural backdrop to sculptures and fountains. —Amplified Content Studio, Mercury News, 24 Nov. 2025

The Sentimental Gentleman is deep and expressive, with a lovely autumnal sweetness that is kept in check by the cocktail’s considerable strength. —Jason O'Bryan, Robb Report, 22 Nov. 2025

Her rich burgundy pedicure amped up the outfit’s autumnal feel. —Kelsey Stewart, Footwear News, 22 Nov. 2025

Rowan Bucket Bag Nothing says autumnal fashion like suede, and this bag is the perfect companion for any fall festivities. —Melony Forcier, Travel + Leisure, 21 Nov. 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