World Diabetes Day is observed on ___________ every year. September 18, 2021September 18, 2021 administrator World Diabetes Day is observed on ___________ every year.14th NovemberWell Done. Your Answer is Correct Keep it Up!13th November11th November12th November Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Like this:Like Loading...