Average annual temperature is 17.2 °C
Absolute maximum temperature: 35.1 °C
Absolute minimum temperature: -2.4 °C
Number of sunny days: 255 days
Number of rainy days: 109 days
Number of snow days: 1 day
Look at detailed online map of Viejo
* Weather data for Viejo Mexico is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 22.6 | 25.1 | 26.3 | 27.6 | 31.0 | 35.1 | 32.5 | 33.5 | 31.5 | 27.7 | 24.0 | 22.4 |
| Average daytime temperature (°C) | 18.3 | 19.7 | 23.1 | 24.8 | 26.1 | 31.6 | 28.8 | 28.5 | 28.8 | 21.5 | 19.1 | 17.0 |
| Average temperature (°C) | 10.5 | 11.2 | 15.3 | 17.4 | 19.0 | 24.3 | 23.3 | 22.4 | 22.7 | 16.3 | 12.9 | 10.6 |
| Average night temperature (°C) | 3.7 | 4.6 | 8.1 | 10.1 | 12.1 | 16.9 | 17.6 | 17.1 | 16.6 | 12.0 | 8.4 | 4.7 |
| Absolute minimum temperature (°C) | -1.5 | -2.4 | 1.0 | 6.0 | 8.8 | 11.2 | 14.1 | 14.2 | 13.8 | 3.5 | -0.1 | 0.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.7 | 11.3 | 12.0 | 12.8 | 13.5 | 13.8 | 13.6 | 13.1 | 12.3 | 11.5 | 10.8 | 10.5 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.5 | 9.8 | 10.2 | 11.2 | 10.9 | 12.2 | 12.1 | 11.4 | 11.3 | 7.5 | 8.2 | 9.3 |
| Precipitation (mm) | 4 | 8 | 12 | 3 | 36 | 9 | 71 | 46 | 25 | 78 | 36 | 0 |
| Sunny days | 28 | 26 | 23 | 26 | 18 | 22 | 14 | 15 | 21 | 12 | 21 | 29 |
| Rainy days | 3 | 2 | 8 | 4 | 13 | 8 | 17 | 16 | 9 | 19 | 8 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The largest precipitation sum in Viejo is at