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2025 Openings, Closures, and Block-Out Dates

Please find below a list of calendar dates outside CMTM’s normal schedule.

The annual schedule below is subject to change.

Updates are made to this list as promptly as possible.

For the most up-to-date information for ticketing and to plan your visit, CLICK HERE.


Summer Hours

Hours

  • Monday 9 am - 4 pm

  • Tuesday Closed

  • Wednesday 9 am - 4 pm

  • Thursday 9 am - 4 pm

  • Friday 9 am - 4 pm

  • Saturday 9 am - 4 pm

  • Sunday 9 am - 4 pm

Member Magic Hours

  • Begin again in the fall. Check back in September for more details.


Memorial Day

Special Hours

  • Monday, May 26, 2025 - 9 am - 4 pm

    Open to all


Open: 2025

In addition to Memorial Day, CMTM is open:

  • September 1, 2025

  • October 13, 2025

  • November 10 - 11, 2025

  • December 22, 2025

  • December 23, 2025 (no aquarium)

  • December 29, 2025

  • December 30, 2025 (no aquarium)

  • January 2, 2026

  • January 19, 2026


Closed: 2025

CMTM is closed:

  • July 4, 2025

  • September 8 - September 12, 2025

  • November 12, 2025

  • November 27, 2025

  • December 24, 2025

  • December 25, 2025

  • January 1, 2026


Block-Out: Special rates apply on the following dates*

Please note that certain member block-out dates may involve changes to admission fees (including for members), hours of operations, or the maximum visitor capacity. Those 2025 dates are:

  • April 18-20, 2025 - Dino Egg Hunt (Morning Only / 9 am - 11 am)

  • October 25 - 27, 2025 - Family Halloween Events 

  • December 31, 2025 - NYE Celebration

*Special rates apply to members and visitors (excludes Celebration Pass and All Access Pass Members)


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