Some view January as a big downer, but it’s really a month filled with celebrations. Here are some days you might not know about.

Jan. 9

National Clean Off Your Desk Day, brought to you by mothers everywhere.

Jan. 10

Peculiar People Day. Take an eccentric friend to lunch!

Jan. 11

Milk Day. This commemorates the first day milk was delivered in bottles. The year was 1878.

Jan. 12

National Handwriting Day. Send someone a handwritten letter.

Jan. 13

Poetry Break Day. At some point during the day, drop whatever else you are doing and read a poem.

Jan. 14

National Dress Up Your Pet Day. Woof!

Jan. 16

National Nothing Day. This isn’t really a “national” holiday because it requires an act of Congress to create a “national” day. It was actually the inspiration of newspaper columnist Harold Coffin, who declared National Nothing Day in 1972 “to provide Americans with one National day when they can just sit without celebrating, observing or honoring anything.”

Jan. 18

Winnie the Pooh Day. It’s the birthday of author A. A. Milne.

Jan. 19

Popcorn Day. A good day to get hot and buttery.

Jan. 22

Blonde Brownie Day. Eat blonde brownies all day!

Jan. 23

National Pie Day. If you’ve recovered from all the blonde brownies, today you can celebrate pies.

Jan. 24

National Compliment Day. Thank you.

Jan. 25

Opposite Day. Have dinner for breakfast and vice versa.

Jan. 26

Australia Day. Have an Aussie for lunch!

Jan. 29

National Puzzle Day. Puzzles improve cognitive behavior.

Jan. 31

Backwards Day. Didn’t we just celebrate Opposite Day? Hello!