Planning for the weather is a good way to make your trip to Dulce Nombre relaxing and enjoyable, especially when you're splurging. The hottest months are usually April and March, with an average temperature of 19°C, while the coldest months are February and January, with an average of 18°C. The rainiest months in Dulce Nombre are October, June, August and September, with each month seeing an average of 599 mm of rainfall.