Getting an idea of what to expect from the weather in Kumarakom will help you enjoy your stay to the fullest. The hottest months are usually March and February, with an average temperature of 28°C, while the coldest months are January and December, with an average of 26°C. The rainiest months in Kumarakom are June, July, August and May, with each month seeing an average of 461 mm of rainfall.