Date Apr 02 - 03 2031 Time All Day World Autism Awareness Day Apr 2 (A/RES/62/139) http://www.un.org/en/events/autismday/http://www.un.org/en/ga/search/view_doc.asp?symbol=A/RES/62/139Canada World Autism Awareness Day Act, S.C. 2012, c. 21. Share This Story, Choose Your Platform! Share this event + Add to Google Calendar + iCal / Outlook export