Nepal has four major seasons:
(1) Winter: December-February
(2) Spring: March-May
(3) Summer: June-August
(4) Autumn: September-November.
In the winter the average temperature is 25 degrees Celsius during the day and 4 degrees during the night. During the warmer months the temperature varies between 25 to 35 degrees Celsius. Pokhara and Royal Chitwan National Park and the Terai plains are 5 - 10 degrees hotter than in Kathmandu. The climate of Nepal varies from area depending upon the altitude of the place. Nepal can be visited all the year round.