Weather will likely play an important role when you plan your trip to Car Nicobar, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually May and April, with an average temperature of 29°C, while the coldest months are January and February, with an average of 28°C. The rainiest months in Car Nicobar are May, November, September and June, with each month seeing an average of 307 mm of rainfall.