National Sisters Day 2024. Every year on the first sunday in august, national sisters day is observed to honour the unique bond that unites sisters. ‘सिस्टर्स डे’ हा बहिणींमधील खास नातेसंबंध साजरा.
National sisters day celebrates the spirit of sisterhood: National sisters day is celebrated on the first sunday of august — this year it falls on august 6.