Climate: Cold in winter, Pleasent summer and heavy rainfall in monsoon.
Clothing: Summer- Cottons/ light woollens, Winter – Heavy Woollens
Best Season: Round the year.

The region has a sub-temperate to temperate climate, which remains pleasant throughout the year. The maximum temperature recorded in the month of june is 45°C at Kotdwar while in the higher reaches at Dudhatoli it only rises to 25°C. Temperature descends to a minimum of 1.3°C in January, and means monthly temperature for the region ranges from 25°C to 30°C.

The hilly terrain with its densely forested slopes receives adequate rainfall generally commencing from mid-June and extending till mid-September. Occasional rainfall is also recorded in winter. Average annual rainfall in the district is 218 cm., about 90 percent of which is generally concentrated over the monsoon. Relative humidity varies between 54 and 63 percent. The higher reaches receive some snow in winter when temperature falls to freezing point.