International Thunderbirds Day

(Also known as Thunderbirds Day)

International Thunderbirds Day is observed next on Tuesday, September 30th, 2025 (316 days from today).

• How many days until International Thunderbirds Day?

Observed

Dates

Saturday, September 30th, 2023

Monday, September 30th, 2024

Tuesday, September 30th, 2025

Wednesday, September 30th, 2026

Thursday, September 30th, 2027

Founded by

ITV Studios on August 16th, 2017

Hashtags

#InternationalThunderbirdsDay

#ThunderbirdsDay

Sources

downthetubes.net

gerryanderson.fandom.com

web.archive.org

www.funkidslive.com

www.metv.com

www.model-space.com

Also on Tuesday, September 30th, 2025