Earth Hour is Saturday, March 28, 2026. Send free animated Earth Hour eCards instantly with DeepTrench — choose from hundreds of designs, personalize your message, and deliver to anyone's inbox in seconds. No cost, no app required.
What is Earth Hour?
Earth Hour is a global event that takes place annually, usually on the last Saturday of March, where individuals, communities, and businesses are encouraged to turn off non-essential lights for one hour to raise awareness about the importance of taking action on climate change and...
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When is Earth Hour?
| Year | Date | Day |
|---|---|---|
| 2026 | March 28, 2026 | Saturday |
| 2027 | March 28, 2027 | Sunday |
| 2028 | March 28, 2028 | Tuesday |
| 2029 | March 28, 2029 | Wednesday |
| 2030 | March 28, 2030 | Thursday |
Send Earth Hour eCards
Write a Handwritten Letter for Earth Hour
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Write a LetterGift Ideas for Earth Hour
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