Average annual temperature is 20.0 °C
Absolute maximum temperature: 29.4 °C
Absolute minimum temperature: 13.4 °C
Number of sunny days: 211 days
Number of rainy days: 154 days
Look at detailed online map of San Borja
* Weather data for San Borja Peru is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 26.6 | 28.8 | 29.3 | 29.4 | 25.3 | 22.5 | 22.7 | 22.3 | 21.7 | 24.1 | 24.7 | 25.8 |
| Average daytime temperature (°C) | 25.3 | 26.8 | 27.5 | 27.1 | 22.9 | 21.5 | 21.2 | 21.0 | 20.7 | 21.8 | 22.5 | 24.0 |
| Average temperature (°C) | 21.5 | 23.4 | 23.8 | 23.5 | 19.7 | 18.3 | 17.8 | 17.5 | 17.3 | 18.1 | 18.7 | 20.2 |
| Average night temperature (°C) | 18.6 | 20.9 | 20.9 | 20.8 | 17.7 | 16.1 | 15.4 | 15.1 | 15.0 | 15.6 | 16.1 | 17.4 |
| Absolute minimum temperature (°C) | 16.9 | 19.8 | 19.4 | 18.9 | 15.8 | 14.7 | 14.5 | 14.0 | 13.4 | 13.8 | 14.0 | 15.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.7 | 12.5 | 12.2 | 11.8 | 11.6 | 11.4 | 11.5 | 11.7 | 12.0 | 12.4 | 12.7 | 12.8 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 10.9 | 10.1 | 10.4 | 10.4 | 7.6 | 8.7 | 8.5 | 8.5 | 7.9 | 8.7 | 9.5 | 10.7 |
| Precipitation (mm) | 6 | 11 | 15 | 1 | 14 | 8 | 11 | 15 | 13 | 6 | 2 | 5 |
| Sunny days | 24 | 19 | 22 | 26 | 10 | 14 | 12 | 13 | 12 | 17 | 23 | 19 |
| Rainy days | 7 | 9 | 9 | 4 | 21 | 16 | 19 | 18 | 18 | 14 | 7 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Borja is at