What is Rotary Day of Service? On Saturday, May 18, 2024, more than 15 Rotary Districts,10 States, 4 Countries, 750 Rotary Clubs & 25,000 Rotarians, will volunteer in their communities for an unprecedented Rotary Day of Service. Clubs will be collecting clothes for the unhoused, refurbishing parks, working in food pantries, and much, much more.