The best time for Rowling Trek is during the Spring and Autumn seasons. During this time of the year, the weather is pleasant and you can travel in the clear sky which will add value to your trek. Also, you can enjoy the view. Additionally, if you travel here during this time of the year then you can enjoy the biggest festivals of Nepal Dashain and Tihar as it is the festive season of the country. This tour will give you a lot of knowledge about the culture and tradition of the country.