Week One
- Alcohol and Drug-Related Birth Defects Awareness Week
- Anxiety and Depression Awareness Week
- Be Kind to Animals Week
- Children’s Book Week
- Choose Privacy Week
- Clitoris Awareness Week
- Correctional Officer’s Week
- Dating and Life Coach Recognition Week
- Drinking Water Week
- Dystonia Awareness Week
- Family Week
- Flexible Work Arrangement Week
- Goodwill Industries Week
- Hospital Week
- Hug Holiday Week
- Hurricane Preparedness Week
- Nurses Week ~ First Full Week of May
- Occupational Safety and Health Week
- Peripheral Neuropathy Awareness Week
- Pet Week
- Public Service Recognition Week
- Raisin Week
- Root Canal Appreciation Week
- Safety Stand Down Week
- Screen Free Week
- Small Business Week
- Teacher Appreciation Week
- Tourism Week
- Update Your References Week
- Wildflower Week
Week Two
- American Craft Beer Week
- Bike to Work Week
- Body Piercing Week
- Etiquette Week
- Food Allergy Awareness Week
- Medical Transcription Week
- Nursing Home Week
- Police Week
- Public Gardens Week
- Public Works Week
- Reading is Fun Week
- Return to Work Week
- Salute to Moms 35+ Week
- Salvation Army Week
- Stuttering Awareness Week
- Transportation Week
- Women’s Health Week
- Work at Home Moms Week
Week Three
- Backyard Games Week
- Bike Week
- Bike to Work Week
- Brain Injury Awareness Week
- Emergency Medical Services (EMS) Week
- Eosinophil Awareness Week
- Healthy and Safe Swimming Week
- Heritage Breeds Week
- New Friends, Old Friends Week
- Police Week
- Safe Boating Week
- Schizophrenia Awareness Week
- Stationery Week
- Trade Week
- Unicycle Week
Week Four
- African Violet Week
- Black Single Parents Week
- Emergency Medical Services Week
- Fleet Week
- Old-Time Player Piano Weekend
- Polka Weekend
- Tire Safety Week
- Week of Solidarity with the People of Non-Self-Governing Territories
May
May Daily Holidays
May Monthly Holidays