Common hats for Winter Bash 2019
Click on each of the hats for a larger image.
Scarf Ace

earn the Guru badge
Glasses With A Number On Top

starred chat, ±12h from Jan 1, 0:00 UTC
post a message in chat within ±12 hours of the UTC New Year’s begin that gets starred
Just Jesting

10 upvoted comments
post 10 comments that each earn an upvote
The Milliner

collect 11 hats
Hero Of Time

ask at 7pm anywhere
ask a question when it is 7:00 pm in any time zone
Werewolf Hunter

Note: Trigger of hat was modified during WB, see this post for more information. Also works with 3 tag-only edits.
edit 3 old questions on any site
edited 3 questions on any site that were posted more than a year ago
Rep Hunter

5 accepted answers in 1 day
post 5 answers that get accepted, all posted in a single UTC day or all accepted in a single UTC day
Cosmic Brain

earn the Nice Answer badge [answer score of 10 or more]
Fashionable

9000 views of your questions
get over 9,000 combined total views on all questions that you asked during Winter Bash
Red Baron

answer question at -3, becomes +3 and answer +5
answer a question scoring -3 or lower; the question eventually becomes 3+ and your answer becomes 5+
Foot of the Rainbow

earn a gold badge on any site
earn a gold badge on either a meta or a main site
Where in the World?

post or vote on Dec 21
ask, answer, or vote when it’s December 21st anywhere in the world (this hat comes in two forms, but you can only get one)
Where in the World?

post or vote on Dec 21
ask, answer, or vote when it’s December 21st anywhere in the world (this hat comes in two forms, but you can only get one)
Snaphat

answer in 30 min, +3 and accepted
answer within 30 minutes of the question being asked, scoring 3 and getting accepted
Philantropist

award bounty on last day
award a bounty, to someone else, on the last day of hats
Bûche de Noël

post or vote on December 25th
ask, answer, or vote on December 25th
Amazing Grace

earn a silver badge on any site
earn a silver badge on either a meta or a main site
Living in the Future

self-answer +5 an old question
self-answer a question you asked before Winter Bash and score +5 on the answer
Silencium

question with no flags for a week
ask a question that gets no flags within a week of being posted
Shiver Me Timbers

provide highest scoring answer that outscores accepted answer
provide the highest scoring answer that outscores an already accepted answer having a score of 2 or more, by at least 2