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 whiskey is oak-dominant and rich, a perfect Winter warmer loaded with autumnal spices. —Joseph V Micallef, Forbes, 12 Dec. 2024

Take this look for example: a very autumnal skirt with a statement belt, a classic button-up and some accent necklaces. —Michelle Lee, People.com, 5 Dec. 2024

Thanks to the festive new backdrop, the beloved autumnal palm-stabber and comedian appeared to broadcast live from inside the Thomas Kinkade painting hanging above your grandmother's sofa for a multi-segment interview with Sen. John Fetterman via webcam. —Joey Nolfi, EW.com, 5 Dec. 2024

But this was decades ago, when California’s autumnal landscape was a mosaic of fallowed fields, diverse crops and weedy stubble – and the handsome birds were abundant, including in the Bay Area. —Lisa M. Krieger, The Mercury News, 30 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