Average annual temperature is 13.8 °C
Absolute maximum temperature: 21.1 °C
Absolute minimum temperature: 6.2 °C
Number of sunny days: 183 days
Number of rainy days: 182 days
Look at detailed online map of San Bartolome
* Weather data for San Bartolome 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) | 14.9 | 15.8 | 16.4 | 17.0 | 19.1 | 20.4 | 21.1 | 20.6 | 21.1 | 18.1 | 19.7 | 18.4 |
| Average daytime temperature (°C) | 13.6 | 14.1 | 13.8 | 14.9 | 17.6 | 18.3 | 18.5 | 18.2 | 18.8 | 16.3 | 17.5 | 16.7 |
| Average temperature (°C) | 11.4 | 12.1 | 12.0 | 12.7 | 14.6 | 15.0 | 15.2 | 15.0 | 15.4 | 13.6 | 14.4 | 13.8 |
| Average night temperature (°C) | 9.6 | 10.7 | 10.4 | 10.5 | 11.3 | 11.6 | 12.0 | 11.8 | 12.5 | 11.4 | 11.7 | 11.6 |
| Absolute minimum temperature (°C) | 6.5 | 8.8 | 6.2 | 6.2 | 6.9 | 6.5 | 8.2 | 8.1 | 9.0 | 9.1 | 6.2 | 9.1 |
| 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) | 8.6 | 7.5 | 7.4 | 9.1 | 10.7 | 10.6 | 10.7 | 11.0 | 11.1 | 10.3 | 10.5 | 10.2 |
| Precipitation (mm) | 73 | 209 | 213 | 90 | 10 | 0 | 0 | 0 | 15 | 60 | 20 | 76 |
| Sunny days | 4 | 1 | 1 | 3 | 25 | 30 | 31 | 30 | 23 | 9 | 16 | 10 |
| Rainy days | 27 | 27 | 30 | 27 | 6 | 0 | 0 | 1 | 7 | 22 | 14 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Bartolome is at