World Metrology Day 2066

Thursday, 20 May 2066

World Metrology Day marks the Metre Convention and the role of accurate measurement in society.

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Frequently asked questions

When is World Metrology Day 2066?
World Metrology Day 2066 is on Thursday, 20 May 2066.
What day of the week is World Metrology Day 2066?
It falls on Thursday.
How is World Metrology Day calculated?
This event is observed every year on 20 May.