A scientific citadel that looks like weather made solid—architecture with the gravity of the research inside.
American research organization.
Featured in I. M. Pei's definitive monograph, I.M. Pei: Complete Works.
Visitor Guide
Watch the sky while you’re there; this building reads best when clouds are moving fast and shadows sweep the terraces.
From the approach trail below, late afternoon for warm tones and dramatic shadow on terraces.
Visitor access varies; exterior grounds/trails often accessible; check current NCAR guidance.
The building’s strongest move is siting: it’s aligned to be read against the landscape, not the street grid.
60–120 minutes
Design & Structure
Site-driven massing and modular planning; climate and view corridors inform the stepping geometry.
Earth-toned concrete—material chosen to belong to the mesa visually and endure harsh sun/wind.
Terraced structural organization reduces wind exposure and supports large internal program spans.
See Together
Buildings that pair well with National Center for Atmospheric Research — they're nearby or share a compelling architectural conversation.
More by I. M. Pei
View all →Louvre
State University of New York at Fredonia

University of Rochester
Cornell University

Syracuse University

Museum of Fine Arts, Boston
Nearby in Boulder
Frequently Asked Questions
Who designed National Center for Atmospheric Research?+
National Center for Atmospheric Research was designed by I. M. Pei and completed in 1960. It is located in Boulder, United States.
Where is National Center for Atmospheric Research located?+
National Center for Atmospheric Research is located in Boulder, United States. Its coordinates are 39.9781°, -105.2750°.
When was National Center for Atmospheric Research built?+
National Center for Atmospheric Research was completed in 1960. It was designed by I. M. Pei.
Can I visit National Center for Atmospheric Research?+
National Center for Atmospheric Research is a real building in Boulder that can be viewed from the outside. Check local information for interior access and visiting hours. Use the Parametric Atlas walking tour feature to plan a route that includes this building.