World Metrology Day 2686

Thursday, 20 May 2686

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 2686?
World Metrology Day 2686 is on Thursday, 20 May 2686.
What day of the week is World Metrology Day 2686?
It falls on Thursday.
How is World Metrology Day calculated?
This event is observed every year on 20 May.