April in Ooty is the warmest month of the year. In April, the weather in Ooty is typically warm. Average daily high temperature in April is about 27 degrees above zero. On average, Ooty has 24 rainy, 2 sunny, 2 cloudy, and 2 partly cloudy days in April. The rains are usually heavy. April as well as May, June, July, and August is considered the most uncomfortable time to visit Ooty.