Events Calendar

September 2025

Sat 20

Saturday, Sep. 20 · 12 pm - 1 pm

Free Fitness in the Park

Lanyon Park 1900 Collyer Street, Longmont, Colorado, United States

Mon 22

Monday, Sep. 22 · 10 am - 10:30 am Bilingual Storytime / Cuentos Bilingües Series

Bilingual Storytime / Cuentos Bilingües

Mon 22

Monday, Sep. 22 · 10:30 am - 11 am

All Ages Stay & Play

Longmont Library 409 4th Ave., Longmont, CO, United States

Mon 22

Monday, Sep. 22 · 10:45 am - 11:45 am

Discovery Days Music & Movement in the Park

Lanyon Park 1900 Collyer Street, Longmont, Colorado, United States

Mon 22

Monday, Sep. 22 · 3 pm - 5 pm

Water Advisory Board

Mon 22

Monday, Sep. 22 · 4 pm - 5:30 pm Navigators Series

Navigators

Longmont Youth Center 1050 Lashley St., Longmont, CO, United States

Mon 22

Monday, Sep. 22 · 5 pm - 6 pm

Flex Your Mind: Brain Games for Tweens with Root Lab

Longmont Library 409 4th Ave., Longmont, CO, United States

Mon 22

Monday, Sep. 22 · 6 pm - 7:30 pm Drop-in Writers Group / Grupo de Escritores Abierto Series

Drop-in Writers Group

Longmont Library 409 4th Ave., Longmont, CO, United States

Mon 22

Monday, Sep. 22 · 6 pm - 7:30 pm Drop-in Writers Group / Grupo de Escritores Abierto Series

Drop-in Writers Group

Longmont Library 409 4th Ave., Longmont, CO, United States

Mon 22

Monday, Sep. 22 · 7 pm - 8:30 pm

Deep Thoughts Philosophy Book Group (Virtual)

Longmont Library 409 4th Ave., Longmont, CO, United States

This book group discusses a different classic short work of philosophy or an excerpt from a longer work.

Tue 23

Tuesday, Sep. 23 · 9:15 am - 2 pm Discovery Days Music & Movement Series

Discovery Days Music & Movement

Longmont Museum 400 Quail Rd., Longmont, CO, United States

Tue 23

Tuesday, Sep. 23 · 9:30 am - 11:30 am Studio Series: Intro to Watercolor Series

Studio Series: Intro to Watercolor

Longmont Museum 400 Quail Rd., Longmont, CO, United States

Tue 23

Tuesday, Sep. 23 · 10:30 am - 11 am Toddler Stay & Play Series

Toddler Stay and Play

Longmont Library 409 4th Ave., Longmont, CO, United States

Tue 23

Tuesday, Sep. 23 · 4 pm - 5 pm After School Music Classes: Vocal Vibes Series

After School Music Classes: Vocal Vibes

Longmont Museum 400 Quail Rd., Longmont, CO, United States

Tue 23

Tuesday, Sep. 23 · 5:30 pm - 7:30 pm Open Chess Night Series

Open Chess Night @ the Library

Longmont Library 409 4th Ave., Longmont, CO, United States

Tue 23

Tuesday, Sep. 23 · 6 pm - 7 pm

Teens Try it Out! Cupcake Decorating SOLD OUT

Longmont Library 409 4th Ave., Longmont, CO, United States

Tue 23

Tuesday, Sep. 23 · 7 pm - 11 pm City Council Meeting Series

City Council Meeting

Longmont Civic Center 350 Kimbark St., Longmont, CO, United States

Join us at a City Council meeting.

Wed 24

Wednesday, Sep. 24 · 9:15 am - 2:15 pm Discovery Days Art Series

Discovery Days Art

Longmont Museum 400 Quail Rd., Longmont, CO, United States

Wed 24

Wednesday, Sep. 24 · 10 am - 10:20 am Baby Storytime / Cuentos para los bebés Series

Baby Storytime

Longmont Library 409 4th Ave., Longmont, CO, United States

Enjoy short stories, songs, rhymes, bouncing, and fun for babies and their grownup while building language, socialization, and pre-literacy skills.

Wed 24

Wednesday, Sep. 24 · 10:30 am - 11 am

Baby Stay & Play

Longmont Library 409 4th Ave., Longmont, CO, United States

Join us for open play time for birth through 2-year-olds and their caregivers. We will provide the toys, sensory experiences, music, and all the room you need to learn through play.