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

Burberry is back and successfully re-rooted itself in its heritage with a rich autumnal collection with beautiful interplays of warm dark plaids, shearlings and leathers. —Tianwei Zhang, WWD, 25 Feb. 2025

Fall 2025 Dinner Party Themes Autumn Festival Celebrate everything autumnal with a festive night of pumpkin-carving (or painting), apple recipes, and fall color decor. —Kaitlyn Yarborough, Southern Living, 15 Jan. 2025

The brown ale is flavored with cinnamon, clove and nutmeg, offering an autumnal kiss that can be enjoyed year-round. —Eve Chen, USA TODAY, 12 Feb. 2025

By December, the last of the traditional autumnal hues have disappeared. —Michael Barnes, Austin American-Statesman, 7 Nov. 2024

Word History

Etymology

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

First Known Use

15th century, in the meaning defined above