The best season for tour in Nepal is round the year because even during monsoon you can see some unique colorful festivals which are celebrated only in Nepal. In winter you can see wedding ceremonies. So you can come anytime when you have a holiday. You can go trekking, rafting, hiking, city tours, festival tours and many more. So when you have time to visit Nepal that is the best season. We will advise you what are the best things to do when you are coming here.