Planning for the weather is a good way to make your trip to Kurseong relaxing and enjoyable, especially when you're splurging. The hottest months are usually April and May, with an average temperature of 26°C, while the coldest months are January and December, with an average of 19°C. The rainiest months in Kurseong are July, June, August and September, with each month seeing an average of 724 mm of rainfall.