Outdoors this week, free

5 p.m.

• Bad Luck Club

  Guests can get tarot readings, mini color lash extensions and custom charms, try woodland drinks, and play a game to catch good luck and dodge bad omens.

  Tadpoles Boba, Fort Collins

  For families, until 8 p.m.

  HolidayFree

7 p.m.

• Starry Sky Soiree with Northern Colorado Astronomical Society

  An open-house stargazing program offers telescope views of stars, galaxies and planets with members of the Northern Colorado Astronomical Society.

  Horsetooth Mountain Open Space, Fort Collins

  until 9 p.m.

  OutdoorsFree

10 a.m.

• PopUp Library @ Briggsdale Community Library Craft Fair

  The PopUp Library offers a stamp at a craft fair featuring antiques, crafts and a bake sale.

  Outreach/Mobile Services, Weld County

  For families, until 2 p.m.

  ArtsFree

11 a.m.

• Holiday Art Mart with NCN

  A market of handmade goods from local artists, with interactive activities, hot drinks and exhibits for shoppers.

  Global Village Museum of Arts and Cultures, Fort Collins

  until 5 p.m.

  HolidayFree

3:30 p.m.

• Ciclismo en invierno

  Council Tree Library, Fort Collins

  For teens and adults, until 4:30 p.m.

  ClassesFree

6 p.m.

• Live Music

  Local artists perform live music.

  Gilded Goat Brewing, Fort Collins

  until 8 p.m.

  MusicFree

1:30 p.m.

• Sweet Traditions: Holiday Candy Making Workshop

  A demonstration shows how to make classic homemade holiday treats, including fluffy marshmallows, caramels and pistachio brittle, with tips for making them at home.

  Carbon Valley Regional Library, Firestone

  For adults, until 3:30 p.m.

  OutdoorsFree

4:30 p.m.

• 2026 Thornton-Massa Lecture Series: Systems Biology of Root Development with Dr. Siobhan M. Brady

  Center for Creativity, Fort Collins

  until 6:30 p.m.

  ClassesFree

6 p.m.

• Trivia Night!

  Trivia teams answer questions on general knowledge and weekly themes, plus photo and audio rounds, competing for prizes.

  Odell Brewing Company, Fort Collins

  until 8 p.m.

  ArtsFree

5:45 p.m.

• RUN CLUB

  A group run welcomes all activity levels, including walkers and faster runners, and allows dogs.

  Odell Brewing Company, Fort Collins

  For families

  ArtsFree

5 p.m.

• Your Carbs Are Under Threat: Protecting Wheat from the Devastating Wheat Stem Sawfly

  A presentation explores wheat stem sawfly and research into sustainable ways to manage the pest and protect wheat production.

  Fort Collins Welcome Center

  until 6:30 p.m.

  ClassesFree

6 p.m.

• New Belgium Run Club

  A run club takes runners on a roughly three-mile route.

  New Belgium Brewing Company, Inc., Fort Collins

  Food & drinkFree

6:30 p.m.

• 2026 NBB Trivia

  A trivia night invites participants to test their knowledge, with free beer among the possible prizes.

  New Belgium Brewing Company, Inc., Fort Collins

  For families, until 8 p.m.

  MusicFree