Average annual temperature is 27.1 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: 19.1 °C
Number of sunny days: 232 days
Number of rainy days: 133 days
Look at detailed online map of San Dionisio Viejo
* Weather data for San Dionisio 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) | 28.9 | 29.7 | 32.5 | 33.3 | 34.7 | 33.0 | 32.2 | 33.3 | 32.8 | 32.5 | 30.1 | 28.6 |
| Average daytime temperature (°C) | 27.0 | 26.6 | 28.7 | 30.0 | 31.6 | 30.9 | 30.9 | 31.5 | 31.6 | 29.9 | 27.5 | 25.8 |
| Average temperature (°C) | 25.0 | 24.3 | 26.8 | 28.2 | 29.2 | 29.0 | 28.2 | 28.6 | 28.9 | 27.6 | 25.4 | 24.0 |
| Average night temperature (°C) | 23.6 | 22.8 | 25.2 | 26.7 | 27.2 | 27.1 | 26.2 | 26.6 | 26.5 | 25.9 | 24.0 | 22.7 |
| Absolute minimum temperature (°C) | 20.0 | 19.1 | 21.6 | 24.2 | 23.6 | 25.3 | 25.1 | 25.1 | 25.3 | 23.9 | 21.6 | 20.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.4 | 10.7 | 10.9 | 11.2 | 11.6 | 11.1 | 10.9 | 10.9 | 11.1 | 10.2 | 9.9 | 10.1 |
| Precipitation (mm) | 11 | 1 | 10 | 8 | 16 | 129 | 140 | 75 | 69 | 90 | 14 | 1 |
| Sunny days | 25 | 24 | 19 | 21 | 23 | 2 | 13 | 15 | 21 | 16 | 25 | 28 |
| Rainy days | 6 | 4 | 12 | 9 | 8 | 28 | 18 | 16 | 9 | 15 | 5 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Dionisio Viejo is at