Weather is probably a major factor when you plan your trip to Kanyakumari, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually March and April, with an average temperature of 28°C, while the coldest months are January and February, with an average of 26°C. The rainiest months in Kanyakumari are November, October, December and May, with each month seeing an average of 185 mm of rainfall.