Metric Day

When Celebrated

Always on October 10th

Gifty-ness

About the Holiday

Metric Day is a Math Holiday where the month (October - 10) and day (10) form the basis of the metric system 10-10. Celebrate this day by using all metric measurements -- liters, celsius, meters, etc. If you get caught using an English unit of measure during the day, you get a penalty.

October Info & More Holidays

Birthstone: Opal Flower: Calendula Zodiac: Sep 23 - Oct 23 Libra Oct 24 - Nov 21 Scorpio October Holidays October Birthdays

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