Planning for the weather is an important factor for making your trip to Amarkantak a success, especially when you're splurging. The hottest months are usually May and April, with an average temperature of 30°C, while the coldest months are January and December, with an average of 19°C. The rainiest months in Amarkantak are July, August, September and June, with each month seeing an average of 376 mm of rainfall.