When you travel with your pet, keeping tabs on the weather can help you make the trip more safe and fun for everyone. The hottest months are usually January and December, with an average temperature of 18°C, while the coldest months are July and June, with an average of 12°C. The rainiest months in San Antonio de los Cobres are February, December, March and January, with each month seeing an average of 298 mm of rainfall.