If you’re looking forward to lots of outings with your partner, take a look at these details about year-round temperatures in Huayllabamba: The hottest months are usually October and November, with an average temperature of 11°C, while the coldest months are July and June, with an average of 9°C. The rainiest months in Huayllabamba are February, December, January and March, with each month seeing an average of 350 mm of rainfall.