Winter i the best time to go for Kurnool vacation during month of November to February. Summer arrives in Kurnool in March and remains up to May. Temperature hovers between 30°C and 40°C making the place hot & humid. Monsoon arrives in June and stays till September with irregular rainfalls. In winters, weather is really cool and pleasant. Temperature remains between 30°C and 15°C making it ideal for Kurnool trip.