Climate Overview
The climate in Cajamarca is temperate. The average annual temperature is 12°C and approximately 3081mm of precipitation falls per year. March is the wettest month, receiving around 516mm of rainfall. Cajamarca sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Cajamarca sees moderate temperature variation throughout the year, ranging from 7°C to 19°C. August is the warmest month, though highs remain moderate at 19°C with a mean of 13°C. July is the coolest month, with minimum temperatures around 7°C and an average of 13°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs.
Precipitation
Cajamarca is a very wet location, receiving approximately 3081mm of precipitation annually, which averages out to around 257mm per month. The wettest month is March, averaging 516mm of rainfall. February and December also tend to see above-average precipitation. The driest month is July, with just 29mm. That's 487mm less than March, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
Cajamarca is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.
Seasons
7 days until Spring
It is currently winter in Cajamarca, which began on June 21, 2026. Cajamarca sits near the equator, so the traditional four-season cycle is less pronounced. Temperatures remain relatively stable year-round. The warmest period peaks in August at around 19°C, while the coldest stretch bottoms out in July near 7°C. Spring is next, beginning on September 23, 2026 (7 days from now).
Spring
Temperatures range from 8 to 19°C. Rainfall is heavy, totalling around 700mm across the season with a monthly average of 233mm. Winds are generally light, averaging 4km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 8 to 17°C. Rainfall is heavy, totalling around 1186mm across the season with a monthly average of 395mm. Winds are generally light, averaging 4km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 9 to 18°C. Rainfall is heavy, totalling around 1043mm across the season with a monthly average of 348mm. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 7 to 19°C. Precipitation is moderate at around 152mm for the season, averaging 51mm per month. Winds are generally light, averaging 5km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Cajamarca based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.
