Important Days in April
- April Fools’ Day
- International Children’s Book Day
- World Autism Awareness Day
- National Walking Day (first Wednesday in April)
- International Day of Conscience
- National Tartan Day
- World Health Day
- National Library Workers Day
- Winston Churchill Day
- National Siblings Day
- National Pet Day
- International Day of Human Space Flight
- National Scrabble Day
- Pan American Day
- World Art Day
- National Wear Your Pajamas to Work Day
- International Haiku Poetry Day
- World Heritage Day
- Bicycle Day
- Volunteer Recognition Day
- Kindergarten Day
- Earth Day
- World Book Day
- Arbor Day (last Friday in April)
- World Malaria Day
- Hug an Australian Day
- Administrative Professionals’ Day (Wednesday of the last full week in April)
- International Dance Day
- Arbor Day (last Friday in April)
- International Jazz Day
- April Fools’ Day – A day for pranks and jokes
- World Autism Awareness Day – Raises awareness about autism spectrum disorder
- International Children’s Book Day – Promotes children’s literature and reading
- International Day for Mine Awareness and Assistance in Mine Action – Raises awareness about landmines
- National Deep Dish Pizza Day – Celebrates deep-dish pizza, particularly in the U.S.
- Inte
rnational Day of Sport for Development and Peace – Promotes the power of sport for social change - World Health Day – Focuses on global health issues and awareness
- International Romani Day – Celebrates Romani culture and raises awareness about their issues
- National Winston Churchill Day – Honors the life and accomplishments of Winston Churchill
- National Siblings Day – Celebrates the bond between siblings
- International Louie Louie Day – Celebrates the song “Louie Louie”
- International Day of Human Space Flight – Commemorates the first human in space, Yuri Gagarin
- National Scrabble Day – Celebrates the popular word game Scrabble
- Black Day (South Korea) – A day for singles to celebrate and eat black noodles
- World Art Day – Celebrates the fine arts and promotes creativity
- National Stress Awareness Day – Focuses on stress management and awareness
- International Haiku Poetry Day – Celebrates the art of haiku poetry
- World Heritage Day – Promotes the importance of cultural heritage
- Bicycle Day – Commemorates the discovery of the psychoactive properties of LSD
- National High Five Day – Encourages giving and receiving high fives
- World Creativity and Innovation Day – Celebrates creativity and innovation globally
- Earth Day – Promotes environmental awareness and action
- English Language Day – Celebrates the English language and its cultural impact
- Armenian Genocide Remembrance Day – Commemorates the Armenian Genocide
- World Malaria Day – Raises awareness about malaria prevention and treatment
- National Pretzel Day – Celebrates the pretzel, a popular baked snack
- International Guide Dog Day – Honors guide dogs and their trainers
- International Workers’ Memorial Day – Commemorates workers who have died or been injured on the job
- International Dance Day – Celebrates the art of dance worldwide
- National Honesty Day – Encourages honesty and straightforward communication
December
Note: It is advisable to exercise caution when relying on dates for major daily holidays in 2024, particularly for calendar or publishing purposes. Conflicting dates for holidays are not uncommon, and it is recommended to cross-reference information from multiple reliable sources to ensure accuracy. Factors such as regional variations, cultural differences, and changes in government policies can contribute to discrepancies in holiday dates. Users are encouraged to double-check with authoritative sources for the most precise and up-to-date information.