239 saved#754 of 6,224

Sweater Day

Get cozy and stylish on Sweater Day! From oversized knits to chunky cardigans, it's the perfect excuse to cuddle up in your favorite sweaters.

Thursday

February 2027

Last updated February 7, 2026 · by the Holiday Calendar Team

Have an update or spot an error?

YEARLY DATEFebruary 4

OBSERVED INUnited States

CATEGORYStyle

SUBCATEGORYFashion

INTRO

Introduction

PHOTO

Get ready to cozy up in your favorite knits because Sweater Day is coming up on February 4! This holiday was first created by the organization WWF (World Wildlife Fund) as a way to raise awareness about energy conservation and encourage people to turn down their thermostats and instead wear warm sweaters. Not only is this day good for the environment, but it's also a great excuse to show off your stylish and comfortable sweater collection. So grab your softest, coziest sweater and join in on the fun of Sweater Day!

TIMELINE

Sweater Day Timeline

Sweater Popularity Rises

The beginning of the 20th century saw the rise in popularity of sweaters as practical, warm clothing for outdoor activities like skiing and ice skating.

Sweater Girls Era

During the 1920s, the trend of Sweater Girls, women who wore tight-fitting knitted sweaters, became popular in the USA.

Casual Sweater Trend

In the 1950s, sweaters became a common part of casual, everyday wardrobes across Western countries.

Ugly Christmas Sweater Trend

The trend of wearing 'Ugly Christmas Sweaters' began in the 1980s and has become an enduring part of holiday culture.

Birth of Sweater Day

The World Wildlife Fund initiated the first Sweater Day, encouraging people to lower their thermostats and wear a sweater instead.

GET INVOLVED

How to Celebrate Sweater Day

Host a sweater swap party

Invite your friends over for a sweater swap party! This is a fun and cost-effective way to update your wardrobe for Sweater Day.

GET

Get crafty with your sweaters

Use fabric paint, patches, or embroidery to add some personality to your sweaters. Get creative and have fun with it!

ORGANIZE

Organize a charity sweater drive

Spread the warmth by organizing a charity sweater drive. Encourage others to donate their gently used sweaters to those in need.

HAVE

Have a cozy movie marathon

Gather some friends together and have a cozy movie marathon while wearing your favorite sweaters. Don't forget the hot cocoa and popcorn!

CREATE

Create a sweater-themed photo booth

Set up a fun photo booth with sweater props and backgrounds to capture some memorable moments with your friends on Sweater Day.

WHY THIS DAY MATTERS

Why Sweater Day is Important

It brings people together

Wearing a sweater may seem like a small act, but it can create a sense of unity and camaraderie among individuals who are participating. It's also an opportunity to bond over cozy winter fashion and have fun with friends and family while staying warm!

It promotes sustainability

Sweater Day encourages people to turn down their thermostats and put on a warm sweater instead, thus reducing energy consumption and promoting a more sustainable lifestyle. By simply changing our clothing habits for one day, we can make a big impact on the environment.

It raises awareness for those in need

In some countries, not everyone has access to warm clothing during the cold winter months. Sweater Day serves as a reminder of this issue and encourages people to donate sweaters or money to those in need. It's a simple way to make a positive difference in someone else's life.

Related holidays

FRI

Dec 2026

Style

International Sweater Vestival

Warm up this winter with the International Sweater Vestival! Get cozy and creative with your favourite knitwear.

National Ugly Sweater Day

Dress your best (or worst!) for National Ugly Sweater Day - get creative and have some fun with funky patterns, bright colors, and outrageous accessories!

182Read

WED

Feb 2026