Cajamarca climate — normals and trends
Cajamarca (Peru) has a subtropical highland, dry winter climate (Cwb) under the Köppen-Geiger classification. Its mean annual temperature is 11.5 °C and it receives 2,828 mm of precipitation per year.
These figures are normals computed over 86 complete calendar years, from 1940 to 2025, using ERA5 reanalysis data from the Copernicus programme.
The warmest month is August (12.0 °C on average) and the coldest is October (11.2 °C). Rainfall peaks in March.
Cajamarca averages 0 frost days, 0 hot days (≥ 30 °C) and 253 rainy days per year.
Cajamarca has warmed by +1.8 °C between 1940 and 2025, or +0.22 °C per decade. This trend is statistically significant.
The hottest day of the period reached 24.4 °C (on 11 September 2024) and the coldest -1.4 °C (on 1 December 1947).
Data from ERA5 reanalysis (Copernicus Climate Change Service), redistributed under a CC-BY 4.0 licence. Normals are recomputed whenever the archive is updated.
Climate normals · ERA5
CajamarcaCajamarca Department
- coords
- -7.16°, -78.50°
- period
- 1940–2025 · 86 yrs
Mean daily temperature
11.5°C
Average daily high
17.1°C
Average daily low
7.6°C
Annual rainfall
2,828mm
Sunshine / day
10.3h
Mean relative humidity
78%
Average peak wind
8.2km/h
Seasonal range
0.8°C
Frost days (< 0 °C)
0 d/yr
Hot days (≥ 30 °C)
0 d/yr
Rainy days (≥ 1 mm)
253 d/yr
Annual snowfall
0.0 cm
Average feels-like high
17.3 °C
Average feels-like low
6.0 °C
Average peak gust
35.4 km/h
Tropical nights (≥ 20 °C)
0 d/yr
Solar radiation
19.6 MJ/m²
Has the climate changed?
One stripe per year, 1940 to 2025
+1.8 °C
since 1940
+0.2 °C per decade · r² = 0.59 · p = < 0.001
Trend fitted by linear regression (ordinary least squares) on annual means. A trend is shown only when it is statistically significant (p < 0.05).
A climograph overlays rainfall (bars) and temperature (line): the standard reading in climatology, where you can see at a glance whether the warm season is also the dry one.
Records for the period
Hottest day
24.4 °C
11 September 2024
Coldest day
-1.4 °C
1 December 1947
Wettest day
127 mm
13 February 1968
Windiest day
20.7 km/h
19 July 2023
Strongest gust
82.8 km/h
31 July 1941
Hottest feels-like
25.4 °C
10 April 1998
Coldest feels-like
-5.3 °C
1 December 1947
Snowiest day
0.2 cm
24 February 1943
Sunniest day
12.4 h
2 January 2019
Normals computed over complete calendar years 1940–2025.
A specific year
Pick a year and see how it compares to normal — warmer, drier or more extreme than usual?
Across the whole year
Month by month
| High | vs. normal | Precipitation | vs. normal | |
|---|---|---|---|---|
| Jan | 16.1 °C | -0.6 °C | 384 mm | +22 mm |
| Feb | 16.4 °C | -0.3 °C | 632 mm | +230 mm |
| Mar | 17.2 °C | +0.5 °C | 515 mm | +62 mm |
| Apr | 17.7 °C | +0.9 °C | 450 mm | +121 mm |
| May | 18.1 °C | +1.0 °C | 150 mm | -16 mm |
| Jun | 18.0 °C | +0.8 °C | 111 mm | +39 mm |
| Jul | 19.6 °C | +1.9 °C | 12 mm | -29 mm |
| Aug | 19.6 °C | +1.4 °C | 62 mm | +1 mm |
| Sep | 18.7 °C | +1.3 °C | 146 mm | -31 mm |
| Oct | 17.3 °C | +0.4 °C | 387 mm | +113 mm |
| Nov | 17.8 °C | +0.6 °C | 411 mm | +187 mm |
| Dec | 18.5 °C | +1.5 °C | 67 mm | -199 mm |
The year's extremes
What was the weather like that day?
Your birthday, a wedding, a memorable trip: discover the actual weather for any date since 1940.
Frequently asked questions
What is the climate of Cajamarca?
Cajamarca has a subtropical highland, dry winter climate (Köppen Cwb). Over 1940-2025, the average annual temperature is 11.5 °C and it receives 2,828 mm of precipitation per year.
What is the hottest day ever recorded in Cajamarca?
The hottest day measured in Cajamarca between 1940 and 2025 was 11 September 2024, reaching 24.4 °C.
What is the coldest day in Cajamarca?
The coldest day measured in Cajamarca between 1940 and 2025 was 1 December 1947, at -1.4 °C.
Does it snow in Cajamarca?
Almost never: Cajamarca sees virtually no snow, with about 0 frost days per year.
Has the climate of Cajamarca warmed?
Yes: Cajamarca warmed by +1.8 °C between 1940 and 2025, a statistically significant trend.
What is the wettest day in Cajamarca?
The wettest day measured in Cajamarca between 1940 and 2025 was 13 February 1968, with 127 mm of rain in 24 hours.
What was the windiest day in Cajamarca?
The windiest day measured in Cajamarca between 1940 and 2025 was 19 July 2023, with winds reaching 20.7 km/h.
What is the warmest month in Cajamarca?
The warmest month in Cajamarca is August (12.0 °C on average); the coldest is October (11.2 °C).
How much does it rain in Cajamarca?
Cajamarca receives on average 2,828 mm of precipitation per year, spread over about 253 rainy days.
Is it sunny in Cajamarca?
Cajamarca gets on average 10.3 hours of sunshine per day, roughly 3,760 hours per year over 1940-2025.
What is the biggest single-day snowfall in Cajamarca?
The heaviest 24-hour snowfall measured in Cajamarca between 1940 and 2025 was 24 February 1943, with 0.2 cm.
Are there tropical nights in Cajamarca?
Almost never: tropical nights (temperature staying above 20 °C) are virtually non-existent in Cajamarca.
What was the most extreme apparent temperature in Cajamarca?
In Cajamarca, between 1940 and 2025, the highest apparent temperature reached 25.4 °C on 10 April 1998, and the lowest was -5.3 °C on 1 December 1947.
Compare Cajamarca with another city
Pick a second city: its normals will be set against these, indicator by indicator.
Nearby cities
The climate around Cajamarca