Average annual temperature is 18.2 °C
Absolute maximum temperature: 44.9 °C
Absolute minimum temperature: -4.8 °C
Number of sunny days: 283 days
Number of rainy days: 82 days
Look at detailed online map of Departamento de Guaymallén
* Weather data for Departamento de Guaymallén Argentina is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 38.2 | 39.0 | 36.5 | 29.5 | 25.8 | 21.4 | 28.4 | 27.8 | 30.5 | 32.9 | 38.0 | 44.9 |
| Average daytime temperature (°C) | 33.1 | 32.3 | 29.2 | 23.7 | 20.1 | 14.1 | 15.1 | 19.1 | 20.8 | 26.4 | 30.5 | 32.3 |
| Average temperature (°C) | 26.8 | 25.6 | 23.8 | 17.8 | 13.7 | 8.5 | 8.4 | 12.0 | 14.2 | 19.3 | 23.1 | 25.8 |
| Average night temperature (°C) | 20.5 | 19.0 | 18.8 | 12.3 | 8.0 | 3.4 | 3.0 | 5.6 | 8.1 | 12.4 | 15.3 | 19.2 |
| Absolute minimum temperature (°C) | 15.5 | 7.3 | 8.9 | 4.3 | 0.3 | -4.8 | -1.7 | 1.1 | 3.6 | 5.6 | 3.8 | 11.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.0 | 13.3 | 12.3 | 11.3 | 10.4 | 10.0 | 10.2 | 10.9 | 11.9 | 12.9 | 13.8 | 14.3 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 11.8 | 11.6 | 8.4 | 8.5 | 8.4 | 7.5 | 7.9 | 8.9 | 8.9 | 11.2 | 12.3 | 12.4 |
| Precipitation (mm) | 25 | 9 | 62 | 13 | 1 | 0 | 1 | 7 | 3 | 2 | 2 | 5 |
| Sunny days | 14 | 22 | 16 | 24 | 28 | 26 | 29 | 26 | 23 | 26 | 28 | 21 |
| Rainy days | 17 | 6 | 15 | 6 | 3 | 4 | 2 | 5 | 7 | 5 | 2 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Departamento de Guaymallén during the most sunny months:
The largest precipitation sum in Departamento de Guaymallén is at