When Is Dev Diwali 2025. Dev diwali is one of hinduism’s most auspicious holidays, celebrated with immense joy and happiness. The auspicious day is celebrated on kartik poornima, which is about 15 days after diwali.

Dev deepawali, the diwali of gods, will be celebrated on november 15, 2025. Dev deepawali (dev diwali) 2025 date: