January

• 01.01. New Year's Day
• 03.01. International Wellness Day
• 08.01. National Clean Off Your Desk Day
• 11.01. International Thank-You Day
• 20.01. National Coffee Break Day
• 21.01. National Hugging Day
• 21.01. Grandmoher's Day
• 22.01. Grandfather's Day
• 28.01. International LEGO Day
• Veganuary Month

February

• 05.02. World Nutella Day
• 08.02. Fat Thursday
• 09.02. World Pizza Day
• 14.02. Valentine's Day
• 17.02. World Cat Day

March

• 01.03. Appreciation Day
• 04.03. World Engineer's Day
• 08.03. International Women's Day
• 10.03. International Men's Day
• 12.03. National Organize Your HO Day
• 14.03. Pi Day
• 18.03. Global Recycling Day
• 21.03 World Down Syndrome Day
• 22.03. World Water Day
• 30.03. International Day of Zero Waste
• 31.03. World Backup Day
• 31.03 Easter

April

• 01.04. April Fool's Day
• 07.04. World Health Day
• 11.04. National Pet Day
• 12.04. Chocolate Day
• 22.04. Earth Day
• 24.04. European Breakfast Day
• Stress Awareness Month

May

• 05.05. World Hand Hygiene Day
• 11.05. National Technology Day
• 12.05. International Nurses Day
• 15.05. International Family Day
• 18.05. National Notebook Day
• 20.05. World Bee Day
• 21.05. World Day for Cultural Diversity
• International Workers' Health Month
• National Bike Month

June

• 01.06. Children's Day
• 05.06. World Environment Day
• 09.06. Friends Day
• 14.06. World Blood Donor Day
• 20.06. HR Day
• 21.06. International Yoga Day
• 30.06. World Social Media Day
• Pride Month
• National Safety Month

July

• 01.07. International Joke Day
• 07.07. World Chocolate Day
• 17.07. World Emoji Day
• 30.07. World Friendship Day
• Plastic Free July

August

• 01.08. World Wide Web Day
• 12.08. World Elephant Day
• 15.08. National Relaxation Day
• 19.08. World Humanitarian Day
• 26.08. International Dog Day

September

• 07.09. International Day of Clean Air
• 12.09. Programmer's Day
• 25.09. World Pharmacists Day
• 29.09. International Coffee Day
• 30.09. Boyfriend's Day
• Friendship Month

October

• 01.10. International Doctor's Day
• 05.10. National Do Something Nice Day
• 08.10. National Pierogi Day
• 10.10. World Mental Health Day
• 12.10. Safe Computer Day
• 31.10. Halloween
• Pink October
• Pharmacy Month

November

• 13.11. World Kindness Day
• 14.11. Clean Air Day
• 16.11. International Day for Tolerance
• 30.11. Buy Nothing Day
• Movember

December

• 04.12. National Sock Day
• 05.12. International Volunteer Day
• 06.12. St. Nicholas' Day
• 10.12. Human Rights Day
• 24.12. Christmas Eve
• 25.12. Christmas Day
• 31.12. New Year's Eve