Moderate Climate throughout the year. Lima's weather and climate isn't what one would expect when travelling to a city located just 12° south of the equator. It's usually described as mild and warm throughout the year without noteworthy rain making Lima one of the driest capitals in the world. The average temperatures range from 12°C/54°F to 18°C/64°F (low) and 24°C/75°F to 28°C/82°F (high).