April 2025 is a month filled with a wide variety of important observances, from global awareness days and cultural celebrations to national festivals and educational campaigns. This list provides a day-by-day breakdown of the most important events observed throughout the month—helpful for educators, students, researchers, and content creators.

April 1, 2025 – Tuesday

• Odisha Foundation Day – Celebrates the formation of the Indian state of Odisha in 1936.
• April Fools’ Day – A global tradition where people play light-hearted pranks and jokes.
• Edible Book Day – An artistic event where people create books made of edible materials.
• Prevention of Blindness Week – Begins on this day to spread awareness about visual impairment.
• Fossil Fools Day – Highlights the importance of clean energy and reducing dependence on fossil fuels.
• International Fun At Work Day – Encourages joyful and collaborative work environments.

April 2, 2025 – Wednesday

• World Autism Awareness Day – Promotes understanding, inclusion, and support for people with autism.
• International Children’s Book Day – Celebrates children’s literature and promotes reading habits.
• National Walking Day – Promotes walking as a simple yet effective physical activity.

April 3, 2025 – Thursday

• World Party Day – Advocates for peace through celebration and unity.
• Don’t Go to Work Unless It’s Fun Day – A humorous call for enjoyable workplaces.
• National Tweed Day – Appreciates the classic textile and vintage fashion.
• National Rainbow Day – Celebrates the symbolism and beauty of rainbows.

April 4, 2025 – Friday

• National Hug a Newsman Day – Honors journalists and media professionals.
• Walk Around Things Day – Encourages problem-solving and mindfulness.
• World Rat Day – Promotes awareness and appreciation of domesticated rats.
• International Day for Mine Awareness and Assistance in Mine Action – Highlights efforts to eradicate landmines and help affected communities.

April 5, 2025 – Saturday

• International Pillow Fight Day – A quirky, global flash-mob-style event.
• National Dandelion Day – Recognizes the health and ecological value of dandelions.
• National Deep Dish Pizza Day – Celebrates Chicago-style pizza.
• National Maritime Day (India) – Honors India’s maritime heritage and industry.

April 6, 2025 – Sunday

• National Student-Athlete Day – Recognizes student-athletes for their performance in academics and sports.
• National Carbonara Day – Celebrates the popular Italian pasta dish.
• Geologists’ Day – Honors the contributions of geoscientists.
• International Day of Sport for Development and Peace – Advocates for the role of sport in creating positive social change.
• Plan Your Epitaph Day – Encourages people to reflect on their lives.
• Bohring-Opitz Syndrome Awareness Day – Spreads awareness of this rare genetic condition.
• Ram Navami – Celebrates the birth of Lord Rama in Hindu tradition.

April 7, 2025 – Monday

• World Health Day – A major global observance led by the World Health Organization (WHO).
• International Day of Reflection on the 1994 Rwanda Genocide – Honors the victims of the Rwandan genocide.
• International Beaver Day – Recognizes the ecological role of beavers.
• National No Housework Day – Encourages people to take a break from daily chores.

April 8, 2025 – Tuesday

• International Pageant Day – Celebrates beauty pageants and the positive messages they promote.
• International Romani Day – Recognizes the culture and contributions of the Romani people.

April 9, 2025 – Wednesday

• National Name Yourself Day – An opportunity to express identity and creativity.
• International ASMR Day – Highlights the calming effects of Autonomous Sensory Meridian Response.

April 10, 2025 – Thursday

• World Homeopathy Day – Celebrates the birth anniversary of Dr. Hahnemann, founder of homeopathy.
• Mahavir Jayanti – Commemorates the birth of Lord Mahavir, the 24th Tirthankara of Jainism.
• International Safety Pin Day – Recognizes a simple but widely used invention.

April 11, 2025 – Friday

• International Louie Louie Day – Celebrates the iconic rock song.
• National Submarine Day – Recognizes the first successful submarine.
• National Pet Day – Encourages adoption and appreciation of pets.
• World Parkinson’s Day – Spreads awareness about Parkinson’s disease.
• National Safe Motherhood Day (India) – Focuses on maternal health and safety.

April 12, 2025 – Saturday

• Cosmonautics Day – Celebrates Yuri Gagarin’s space flight, marking the first human in space.
• International Day of Street Children – Advocates for the rights and protection of street children.
• Hanuman Jayanti – Celebrates the birth of Lord Hanuman.
• International Day for Human Space Flight – Recognizes human achievements in space exploration.

April 13, 2025 – Sunday

• Palm Sunday – Marks the beginning of Holy Week in Christianity.
• International FND Awareness Day – Raises awareness of Functional Neurological Disorder.
• Baisakhi – A harvest festival celebrated across North India, especially Punjab.
• Jallianwala Bagh Massacre Remembrance – Honors the victims of the 1919 massacre.
• World Sarcoidosis Awareness Day – Increases understanding of this inflammatory disease.

April 14, 2025 – Monday

• Ambedkar Jayanti – Celebrates the birth of Dr. B. R. Ambedkar, father of the Indian Constitution.
• Bihu – An Assamese harvest festival.
• World Chagas Disease Day – Spreads awareness about Chagas disease.
• National Gardening Day – Encourages people to grow plants and create green spaces.
• B. R. Ambedkar Remembrance Day – Marks the contribution of Dr. Ambedkar to social justice.
• Tamil New Year – Celebrated in Tamil Nadu as the start of a new year.
• International Laverbread Day – Honors a traditional Welsh delicacy.
• National Ex-Spouse Day – A lighthearted day to reflect on past relationships.
• International Moment of Laughter Day – Promotes the value of humor and joy.

April 15, 2025 – Tuesday

• Father Damien Day – Recognizes the missionary known for his work with leprosy patients.
• National Laundry Day
• World Art Day – Celebrates fine arts and creative expression.
• Bengali New Year (Pohela Boishakh) – Marks the beginning of the Bengali calendar year.

April 16, 2025 – Wednesday

• World Voice Day – Raises awareness of voice health and vocal care.

April 17, 2025 – Thursday

• Holy Thursday – Observed by Christians during the Holy Week.
• International Bat Appreciation Day – Promotes the ecological importance of bats.
• Blah Blah Blah Day – Encourages tackling unfinished tasks.
• World Hemophilia Day – Focuses on educating about hemophilia and related disorders.
• National Haiku Poetry Day – Celebrates the minimalist art of haiku poetry.

April 18, 2025 – Friday

• Good Friday – A solemn Christian observance commemorating the crucifixion of Jesus Christ.
• World Heritage Day – Promotes cultural heritage and conservation.
• International Amateur Radio Day – Celebrates amateur radio operators.
• International Day for Monuments and Sites

April 19, 2025 – Saturday

• Husband Appreciation Day
• Holy Saturday
• World Circus Day

April 20, 2025 – Sunday

• Easter Sunday – Celebrates the resurrection of Jesus Christ.
• Volunteer Recognition Day
• Chinese Language Day – Highlights the contribution of Chinese culture and language.

April 21, 2025 – Monday

• Easter Monday
• British National Tea Day
• National Civil Service Day (India) – Honors the contribution of civil servants.
• International Creativity and Innovation Day

April 22, 2025 – Tuesday

• International Mother Earth Day
• Earth Day – Advocates for environmental protection and climate action.

April 23, 2025 – Wednesday

• World Book and Copyright Day
• National Picnic Day
• UN Spanish Language Day
• World Table Tennis Day
• International Pixel-Stained Technopeasant Day
• World Laboratory Day
• World Book Night
• UN English Language Day

April 24, 2025 – Thursday

• National Panchayati Raj Day (India) – Promotes local self-governance.
• Fashion Revolution Day – Promotes sustainable and ethical fashion practices.

April 25, 2025 – Friday

• World Penguin Day
• National DNA Day
• Parental Alienation Day
• International Girls in ICT Day – Encourages girls to pursue careers in technology.
• World Malaria Day – Focuses on prevention and eradication of malaria.
• National Telephone Day

April 26, 2025 – Saturday

• Pretzel Day
• World Intellectual Property Day
• International Sculpture Day
• Hug An Australian Day
• International Chernobyl Remembrance Day
• World Tai Chi and Qigong Day
• World Veterinary Day

April 27, 2025 – Sunday

• World Tapir Day

April 28, 2025 – Monday

• Global Pay It Forward Day – Encourages random acts of kindness.
• World Day for Safety and Health at Work

April 29, 2025 – Tuesday

• International Dance Day
• World Wish Day – Celebrates the power of a wish for children with critical illnesses.

April 30, 2025 – Wednesday

• International Jazz Day – Celebrates the musical genre’s cultural influence.
• Honesty Day
• International Guide Dog Day – Recognizes the role of guide dogs in assisting the visually impaired.