The climate in the park is temperate, with a variation of 5°C to 30°C during the winters (December to February). Winters mornings can be foggy. Summers (March to May) touch 40°C, monsoon seasons offer heavy rainfall; there can be light rainfall intermittently whole through the year.

Corbett National Park closes during the monsoon rainy season from Mid June to Mid November. The monsoon is good to enjoy the foothills.

Best period to visit here is from November to June, mainly before and after heavy monsoon.