Average annual temperature is 22.4 °C
Absolute maximum temperature: 31.4 °C
Absolute minimum temperature: 12.7 °C
Number of sunny days: 28 days
Number of rainy days: 337 days
Look at detailed online map of Chaco
* Weather data for Chaco 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) | 28.7 | 28.7 | 29.2 | 29.9 | 28.6 | 28.8 | 29.7 | 30.9 | 31.1 | 31.4 | 30.9 | 30.6 |
| Average daytime temperature (°C) | 26.3 | 26.7 | 27.0 | 27.1 | 26.9 | 26.9 | 28.0 | 28.7 | 29.3 | 29.2 | 28.7 | 28.5 |
| Average temperature (°C) | 22.0 | 22.2 | 22.1 | 22.3 | 22.1 | 21.1 | 22.2 | 22.4 | 22.7 | 23.3 | 23.3 | 23.5 |
| Average night temperature (°C) | 19.0 | 19.5 | 18.9 | 18.9 | 18.8 | 16.4 | 17.9 | 17.5 | 18.0 | 19.3 | 19.8 | 20.2 |
| Absolute minimum temperature (°C) | 16.1 | 17.9 | 16.9 | 15.0 | 16.2 | 12.7 | 15.9 | 15.1 | 16.4 | 17.0 | 17.7 | 17.7 |
| 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) | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 11.4 | 11.5 | 11.7 | 12.0 | 12.4 | 12.7 | 12.9 |
| 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) | 8.1 | 7.8 | 8.2 | 9.1 | 9.2 | 9.9 | 9.9 | 10.3 | 10.5 | 9.7 | 8.7 | 8.7 |
| Precipitation (mm) | 434 | 367 | 214 | 168 | 148 | 32 | 34 | 69 | 117 | 218 | 388 | 309 |
| Sunny days | 1 | 0 | 0 | 0 | 1 | 13 | 9 | 4 | 0 | 0 | 0 | 0 |
| Rainy days | 30 | 28 | 31 | 30 | 30 | 17 | 22 | 27 | 30 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chaco is at