The best time to visit the Yamunotri is in the months of May to June and September to November . Yamunotri is cold all across the calendar, while winters making most activities difficult. Yamunotri is the source of the Yamuna River and the seat of the Goddess Yamuna in Hinduism. The sacred shrine of Yamunotri, source of the river Yamuna, is the westernmost shrine in the Garhwal Himalayas, perched atop a flank of Bandar Poonch Parvat. The chief attraction at Yamunotri is the temple devoted to the goddess Yamuna and the holy thermal springs.