Average annual temperature is 27.8 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 18.3 °C
Number of sunny days: 181 days
Number of rainy days: 184 days
Look at detailed online map of Santiago Llano Grande
* Weather data for Santiago Llano Grande 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) | 36.6 | 37.8 | 38.3 | 38.4 | 40.3 | 39.3 | 37.1 | 37.2 | 35.7 | 35.1 | 35.7 | 36.7 |
| Average daytime temperature (°C) | 34.9 | 35.6 | 35.7 | 36.4 | 37.9 | 35.6 | 34.6 | 34.1 | 34.2 | 32.1 | 33.6 | 34.6 |
| Average temperature (°C) | 26.4 | 27.1 | 27.4 | 28.5 | 30.1 | 28.9 | 28.0 | 27.9 | 27.9 | 26.6 | 27.4 | 27.2 |
| Average night temperature (°C) | 20.3 | 20.9 | 20.9 | 22.2 | 24.3 | 24.4 | 24.0 | 23.9 | 23.9 | 23.4 | 23.4 | 22.3 |
| Absolute minimum temperature (°C) | 18.3 | 20.0 | 19.6 | 19.5 | 20.5 | 22.7 | 23.1 | 22.4 | 23.1 | 22.0 | 21.6 | 19.6 |
| 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) | 10.5 | 10.7 | 11.1 | 11.3 | 11.3 | 10.8 | 9.9 | 9.4 | 10.0 | 9.4 | 9.9 | 9.9 |
| Precipitation (mm) | 1 | 3 | 1 | 2 | 14 | 136 | 134 | 123 | 114 | 228 | 66 | 11 |
| Sunny days | 28 | 24 | 27 | 27 | 18 | 8 | 4 | 5 | 2 | 3 | 15 | 20 |
| Rainy days | 3 | 4 | 4 | 3 | 13 | 22 | 27 | 26 | 28 | 28 | 15 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Santiago Llano Grande is at