Planning for the weather is an important factor for making your trip to Car Nicobar a success, especially when you're splurging. 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.