How is World Immunization Week calculated?

This observance runs for 7 days from its calculated start date each year.

When is World Immunization Week 2027?

Name: World Immunization Week
Start: 2027-04-24
End: 2027-04-30
Location: Worldwide

World Immunization Week promotes the protection offered by vaccines.

Download an iCalendar file for World Immunization Week and add it to your calendar app.

When is World Immunization Week 2027?: World Immunization Week 2027 is on Saturday, 24 April 2027.
What day of the week is World Immunization Week 2027?: It falls on Saturday.
How is World Immunization Week calculated?: This observance runs for 7 days from its calculated start date each year.