About Cajamarca, Cajamarca Department's Climate & Weather History

Cajamarca is a city of approximately 201,000 people in Cajamarca Department, Peru. Located in the America/Lima time zone at 7.2°S latitude.

In 2025, Cajamarca recorded an average annual temperature of 56°F. The hottest temperatures reached 79°F in September; the coolest were 35°F in December. Total precipitation for the year was 51 inches, with the wettest month being February.