Pacific Science Center Tropical Butterfly House
4.7(62)google
Free
Overview
The Tropical Butterfly House at the Pacific Science Center is a dynamic, 4,000-square-foot glass atrium maintained at a constant, balmy 80 degrees year-round. Visitors walk through a lush rainforest microclimate surrounded by hundreds of free-flying, brilliantly colored tropical butterflies sourced from eco-friendly farms in Central America and Asia, creating an enchanting educational immersion.
Practical Info
Suggested Duration45-60 minutes
Best TimeVisiting on a rainy morning during autumn or winter is highly recommended. The exhibit maintains a year-round tropical climate of 80°F (26°C) and high humidity, allowing you to walk among hundreds of colorful exotic butterflies in a warm paradise.
Getting ThereLocated within the Pacific Science Center complex at Seattle Center. The easiest method is to take the Monorail from downtown directly to Seattle Center Station, followed by a 3-minute walk south to the science center entrance.
Travel Tips
- Top Photo Tip: Shed heavy coats and wear bright, solid clothing (like sun yellow, bright orange, or crisp white). The floral-mimicking colors naturally attract free-flying butterflies to land directly on you.
- The botanical climate is tightly regulated to be hot and intensely humid. Visitors wearing prescription eyeglasses will experience immediate lens fogging upon stepping inside; pack an anti-fog microfiber wipe.
- Strict Safety Rule: Watch your step as butterflies frequently rest directly on the floor. Before passing through the double-door decompression exits, check yourself thoroughly in the mirrors to ensure no stowaways.
Reviews
Positive
- A breathtaking indoor tropical butterfly paradise! Thousands of vibrantly colored exotic butterflies fly freely, occasionally landing gently on guests in bright clothes.
- The climate is kept at a cozy 80°F year-round; it's immaculately clean and lined with tropical blossoms—the ultimate indoor sanctuary during freezing winters.
- Exceptional educational value featuring a live chrysalis emergence window, allowing kids and tourists to witness caterpillars breaking into butterflies up close.
- Located in Seattle Center, featuring flawless modern ramp transitions for strollers and wheelchairs alongside tidy, well-signed amenities.
Heads up
- You must purchase the expensive general admission Pacific Science Center ticket to enter; it is not accessible standalone, making the budget value mediocre.
- To maintain the ecology, humidity is exceptionally high; wearing winter gear will leave you drenched in sweat, and glasses will instantly fog up completely.
- The core greenhouse enclosure is much smaller than expected with only a single narrow loop; weekend peak crowds cause severe bottlenecks and heavy noise.
- Due to strict double-door containment screening at the gate to prevent escapees, the queuing lines drag slowly during tourist peak months, causing long waits.

