If "autumn" is part of a specific, official name—such as a festival, publication, or product—it becomes part of a proper noun and must be capitalized.
In title case (used for books, articles, songs, and poems), any major word, including seasons, is capitalized. This follows standard title capitalization rules (e.g., "Autumn Leaves," "To Autumn" by John Keats ).
While style guides like The Chicago Manual of Style and AP Style generally recommend lowercase for semesters (e.g., "autumn semester 2024"), some universities or internal publications capitalize them when paired with a specific year (e.g., " Autumn 2024 Semester") [5, 13]. Common Usage Comparison Capitalized? General Reference "The leaves change in autumn." Beginning of Sentence " Autumn brings cooler weather." Yes Proper Noun/Event "The Autumn Classic golf tournament." Yes Personification "The golden hand of Autumn ." Yes Derived Adjectives "We enjoyed the autumnal colors." Why aren't seasons proper nouns? is autumn capitalized
It is worth noting a minor variation between American and British English. While both agree on the standard lowercase rule, British English occasionally uses a capital letter for "Autumn" in academic calendars (e.g., "the Autumn term"), whereas American English would typically keep it lowercase ("the autumn term") unless the institution’s official style guide dictates otherwise. However, this is an exception, not a rule.
You might wonder if the capitalization rules differ between "autumn" and "fall." The answer is . If "autumn" is part of a specific, official
However, there are some exceptions where the season names might be capitalized:
This is the "fancy" exception. In creative writing, poetry, or literature, seasons are sometimes personified. Personification is when a non-human thing is given human characteristics or treated as a person. When a season is treated as a name or a character, it becomes a proper noun. While style guides like The Chicago Manual of
In standard English grammar, the names of the seasons are , not proper nouns. Therefore, they should be written in lowercase letters.
Example: "We are attending the Harvest Festival." or "She is reading The Late Autumn . "
The leaves are turning, the air is getting crisp, and pumpkin spice is returning to coffee shops everywhere. But as you sit down to write your fall-themed social media caption, email, or novel, a nagging question stops you in your tracks: Do I capitalize the word "autumn"?
