National Open An Umbrella Indoors Day

Celebrated on 03/13/2026

Quick Fact

Opening an umbrella indoors is traditionally considered bad luck, with origins in ancient Egypt where umbrellas were used to shield royalty from the sun. The superstition warns that doing so invites misfortune, but National Open An Umbrella Indoors Day encourages people to defy this taboo for fun. It is celebrated on March 13th each year.

Origins and Establishment of National Open An Umbrella Indoors Day

National Open An Umbrella Indoors Day was created by Thomas and Ruth Roy of Wellcat.com in the early 2000s as a lighthearted holiday to challenge a common superstition. The Roys, known for inventing quirky holidays, aimed to add humor to everyday life by encouraging people to deliberately open umbrellas indoors. The date March 13th was chosen arbitrarily, likely to fill a gap in the calendar of weird holidays.

Evolution and Modern Commemoration

Since its inception, the holiday has gained modest recognition through social media and lists of unusual holidays. Celebrations typically involve individuals or groups opening umbrellas indoors, often in workplaces or homes, and sharing photos or stories online. Some participants use the day to discuss the origins of superstitions or to simply enjoy a whimsical break from routine. The holiday remains unofficial and is primarily observed by enthusiasts of odd traditions.

Facts & General Observations

• The superstition against opening umbrellas indoors is believed to date back to 18th-century London, where spring-loaded umbrellas could startle horses or cause accidents in confined spaces.
• According to a 2023 survey by Statista, 43% of Americans still consider opening an umbrella indoors to be bad luck.
• March 13th is also National Coconut Torte Day and National K9 Veterans Day, making it a day of eclectic celebrations.

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