Planning for the weather is an important factor for making your trip to Vayalar a success, especially when you’re splurging. The hottest months are usually March and April, with an average temperature of 28°C, while the coldest months are January and December, with an average of 27°C. The rainiest months in Vayalar are June, July, August and May, with each month seeing an average of 574 mm of rainfall.