World Metrology Day 2439

Friday, 20 May 2439

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 2439?
World Metrology Day 2439 is on Friday, 20 May 2439.
What day of the week is World Metrology Day 2439?
It falls on Friday.
How is World Metrology Day calculated?
This event is observed every year on 20 May.