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

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

In the early morning hours of Friday, Nov. 29, the Enough star shared a photo on Instagram of herself smiling in front of a roasted turkey while wearing an autumnal sweater. —Toria Sheffield, People.com, 30 Nov. 2024

The good news for him and his team is that there is evidence the autumnal loss of form has been overcome. —Zak Garner-Purkis, Forbes, 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