You’ll need to plan your visit around your planned activities. If you’re hiking, the trails are closed during monsoon season, which runs from June through August. Trekking season is September through May. Autumn and spring are beautiful; lush and green in the fall and flowering and cool in the spring. Winter can be chilly at altitude, but is pleasant in the Kathmandu Valley.
For coming season there are many trekking and tour packages prepared in Nepal, there are main tour places, trekking routes and tour destination which mentioned here. In Nepal, whole of them for trekking Annapurna Region, Manaslu, Langtang, Gosaikunda, Manaslu, Kanchenjunga, Dhaulagiri, Upper Mustang, Dolpo, Upper Dolpo and Humla Trek. Ghorepani Poon Hill Trek is also very popular and Upper
Mustang Trek as well.
Except these trekking, other travel packages also available in Nepal. Nepal Package Tour, Exclusive Tour, World Heritage Tour, Seinior Citizen Holidays or Tour, Family Holidays and Best Nepal Tourare very popular and which includes all important travel parts of Nepal.