When you're dreaming of a escape to Chacayán, year-round temperatures and rainfall may be important factors to consider. The hottest months are usually November and December, with an average temperature of 6°C, while the coldest months are July and June, with an average of 4°C. The rainiest months in Chacayán are February, December, January and March, with each month seeing an average of 237 mm of rainfall.