Which is the best time to visit Ooty?

Ooty, the ‘Queen of Hill Stations’ is otherwise called Udhagamandalam. It is the capital of Nilgiris area too. One of the most well known slope stations of India, it has Nilgiris, the ‘Blue Mountains’, in its background. The slope town of Ooty, found by a British Collector, John Sullivan, was once a summer resort and end of the week escape for the Madra residency, during the pioneer times in the 19th century.

https://www.youtube.com/watch?v=oI9XDMkvONw

Ooty is an all year destination, yet the ideal time to visit is between the long periods of April to June and September to November.