Corbett looks and behaves differently depending on when you visit, and picking your season matters more here than in most destinations.
Winter, roughly November through February, brings cool mornings, clear skies, and comfortable daytime temperatures — a popular window for general visits, though early morning safaris can get genuinely cold, so pack layers.
Summer, from around March through June, is hot, but it's often considered the better stretch for wildlife sightings: as smaller water sources dry up, animals concentrate around the remaining rivers and waterholes, making them easier to spot.
Monsoon season, roughly mid-June through mid-November, brings heavy rain and lush greenery, but most core safari zones close for the season during this period — check current opening dates before planning a trip around this time, since exact dates can shift year to year and vary by zone.
There's no single 'best' month that fits everyone — it depends whether you're prioritising comfortable weather or better odds of a sighting. Either way, it's worth deciding on your priority first, then picking dates around it.