National days, ongoing national weeks and months, and global observances for January 5, 2027. Plus historical events and birthdays.

January 5, 2027 celebrates National Bird Day, plus 3 more.
Read the full story →National Keto Day hits January 5th with an approach to transforming our health. Recent research suggests the high-fat, low-carb ketogenic or ‘keto’ diet offers a number of benefits.
Read the full story →On January 5, when the credits roll on your favorite show or movie, admire the writers on National Screenwriters Day!
Read the full story →People born on January 5
Longer-running observances that include this date.
Showing the first 12 — See all months for January.