Nepal is open throughout the year however the best months for the visit of Nepal either for the trekking in Nepal or tour in Nepal the six months period is considered as the best. The months of the March, April and May in summer and month of the September, October and November is considered as the trekking season of Nepal. Moreover, Nepal Trekking Routes Treks & Expedition would like to recommend all the aspiring travelers to travel Nepal in the offseason as well. Basically the off season can be great for the low budget travelling as well as for the research works as this time of the year is the best year to get the promotional and budgeted off season rates for the accommodation and other amenities during the trip.
Summer: March, April and May
Autumn/Early Winter: September, October and November