Dewey Decimal System Day

(Also known as Dewey Decimal Day)

Dewey Decimal System Day is observed next on Wednesday, December 10th, 2025 (361 days from today).

• How many days until Dewey Decimal System Day?

Observed

Dates

Sunday, December 10th, 2023

Tuesday, December 10th, 2024

Wednesday, December 10th, 2025

Thursday, December 10th, 2026

Friday, December 10th, 2027

Hashtags

#DeweyDecimalSystemDay

#DeweyDecimalDay

Sources

blogs.bgsu.edu

quoteunquote2016.wordpress.com

www.goguardian.com

www.timeanddate.com

Also on Wednesday, December 10th, 2025