Taking the local weather in Tiruvalla into account is an important factor for planning your visit, especially if you plan to spend your trip by the pool. 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 26°C. The rainiest months in Tiruvalla are June, July, August and May, with each month seeing an average of 540 mm of rainfall.