Rainfall/ Precipitation in Cajamarca, Peru
- Cajamarca receives 715 mm (28.1 in) of rainfall per year, or 59.6 mm (2.3 in) per month.
- On average there are 115 days per year with more than 0.1 mm (0.004 in) of rainfall (precipitation) or 9.6 days with a quantity of rain, sleet, snow etc. per month.
- The driest weather is in July when an average of 5 mm (0.2 in) of rainfall (precipitation) occurs.
- The wettest weather is in March when an average of 117 mm (4.6 in) of rainfall (precipitation) occurs.
Precipitation Table
| Climate Variable | Jul | Aug | Sep | Oct | Nov | Dec | Jan | Feb | Mar | Apr | May | Jun | Annual | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Average Precipitation mm (in) | 5 (0.2) | 8 (0.3) | 58 (2.3) | 58 (2.3) | 48 (1.9) | 81 (3.2) | 91 (3.6) | 107 (4.2) | 117 (4.6) | 86 (3.4) | 43 (1.7) | 13 (0.5) | 715 (28.1) | |
 | Precipitation Litres/m² (Gallons/ft²) | 5 (0.12) | 8 (0.2) | 58 (1.42) | 58 (1.42) | 48 (1.18) | 81 (1.99) | 91 (2.23) | 107 (2.62) | 117 (2.87) | 86 (2.11) | 43 (1.05) | 13 (0.32) | 715 (17.54) | |
 | Number of Wet Days (probability of rain on a day) | 2 (6%) | 2 (6%) | 9 (30%) | 9 (29%) | 8 (27%) | 11 (35%) | 13 (42%) | 17 (60%) | 17 (55%) | 14 (47%) | 9 (29%) | 4 (13%) | 115 (32%) |