November 2025

Fri 21

Friday, Nov. 21, 2025 · 9 am - 11 am Itty Bitty City Preschool Playtime Series

Itty Bitty City Preschool Playtime

Memorial Building 700 Longs Peak Ave., Longmont, CO, United States

Fri 21

Friday, Nov. 21, 2025 · 1 pm - 6 pm

Longmont Ice Pavilion Opens

Longmont Ice Pavilion 725 8th Ave., Longmont, CO

Sat 22

Saturday, Nov. 22, 2025 · 10 am - 12 pm

Nature Journaling at Sandstone Ranch

Sandstone Ranch Visitors Center 3001 Sandstone Dr., Longmont, CO, United States

Wed 26

Wednesday, Nov. 26, 2025 · 5:30 pm - 7 pm

Turkey Buster Boot Camp

Recreation Center 310 Quail Rd., Longmont, CO, United States

Thu 27

Thursday, Nov. 27, 2025

Recreation Centers Closed on Thanksgiving Day

Recreation Center 310 Quail Rd., Longmont, CO, United States

Fri 28

Friday, Nov. 28, 2025

Holiday Guest Pass Dec 19 – Jan 5

Recreation Center 310 Quail Rd., Longmont, CO, United States

Fri 28

Friday, Nov. 28, 2025 · 9 am - 12 pm

Nature Friday at Sandstone Ranch

Sandstone Ranch Visitors Center 3001 Sandstone Dr., Longmont, CO, United States

December 2025

Mon 1

Monday, Dec. 1, 2025 - Sunday, Dec. 7, 2025

Swim Lesson Lottery

Recreation Center 310 Quail Rd., Longmont, CO, United States

Sat 6

Saturday, Dec. 6, 2025 · 9 am - Sunday, Dec. 7, 2025 · 3 pm

Longmont Swim Instructor Class (LSI)

Centennial Pool 1201 Alpine St, Longmont, Colorado, United States

Thu 11

Thursday, Dec. 11, 2025 · 3:30 pm - 7:30 pm

Visit with Santa at the Callahan House

Explore the historic home, see the decorations and visit with Santa at the historic Callahan House in Longmont, CO

Fri 12

Friday, Dec. 12, 2025 · 5 pm - 8 pm

Longmont Lights Holiday Festival

Roosevelt Park 700 Longs Peak Ave., Longmont, CO, United States

Sat 13

Saturday, Dec. 13, 2025 · 5 pm - 7 pm

Longmont Lights Holiday Parade

Roosevelt Park 700 Longs Peak Ave., Longmont, CO, United States

Mon 15

Monday, Dec. 15, 2025

Youth Basketball League Registration Deadline

Recreation Center 310 Quail Rd., Longmont, CO, United States

Wed 31

Wednesday, Dec. 31, 2025 · 11:30 am - 12:30 pm

Noon Year’s Eve Ice Skating Party

Longmont Ice Pavilion 725 8th Ave., Longmont, CO

January 2026

Thu 1

Thursday, Jan. 1 · 1 pm - 2:30 pm

New Year’s Zumba® Dance Party

Recreation Center 310 Quail Rd., Longmont, CO, United States

Fri 30

Friday, Jan. 30 · 9 am - 11 am Itty Bitty City Preschool Playtime Series

Itty Bitty City Preschool Playtime

Memorial Building 700 Longs Peak Ave., Longmont, CO, United States

Fri 30

Friday, Jan. 30 · 9 am - 12 pm

Nature Friday at Sandstone Ranch

Sandstone Ranch Visitors Center 3001 Sandstone Dr., Longmont, CO, United States

February 2026

Wed 4

Wednesday, Feb. 4 · 7 am - 8 pm

Summer Day Camp Registration Begins

Memorial Building 700 Longs Peak Ave., Longmont, CO, United States

Thu 5

Thursday, Feb. 5 · 6 pm - 7:30 pm

CO Folsom Archaeology Interactive Talk

Sandstone Ranch Visitors Center 3001 Sandstone Dr., Longmont, CO, United States

Fri 6

Friday, Feb. 6 · 9 am - 11 am Itty Bitty City Preschool Playtime Series

Itty Bitty City Preschool Playtime

Memorial Building 700 Longs Peak Ave., Longmont, CO, United States