Average annual temperature is 27.6 °C
Absolute maximum temperature: 32.5 °C
Absolute minimum temperature: 22.1 °C
Number of sunny days: 229 days
Number of rainy days: 136 days
Look at detailed online map of San Isidro Llano Grande
* Weather data for San Isidro 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) | 28.6 | 29.9 | 29.5 | 29.5 | 31.3 | 31.6 | 32.5 | 31.8 | 31.3 | 30.9 | 30.2 | 30.2 |
| Average daytime temperature (°C) | 27.7 | 28.2 | 28.0 | 28.7 | 30.3 | 30.3 | 30.5 | 30.2 | 30.3 | 29.3 | 29.4 | 28.7 |
| Average temperature (°C) | 25.9 | 26.4 | 26.6 | 27.4 | 28.9 | 28.8 | 28.6 | 28.4 | 28.3 | 27.6 | 27.7 | 26.6 |
| Average night temperature (°C) | 23.5 | 24.0 | 24.5 | 25.6 | 27.1 | 27.1 | 26.4 | 26.3 | 26.1 | 25.8 | 25.5 | 24.1 |
| Absolute minimum temperature (°C) | 22.5 | 23.1 | 23.3 | 24.3 | 25.1 | 25.4 | 25.6 | 25.3 | 25.4 | 24.4 | 23.5 | 22.1 |
| 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 | 12.6 | 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 | 11.2 | 11.3 | 10.9 | 10.6 | 9.8 | 10.3 | 9.8 | 10.3 | 10.2 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 6 | 133 | 86 | 150 | 78 | 121 | 23 | 4 |
| Sunny days | 29 | 25 | 30 | 28 | 25 | 9 | 9 | 10 | 12 | 8 | 18 | 26 |
| Rainy days | 2 | 3 | 1 | 2 | 6 | 21 | 22 | 21 | 18 | 23 | 12 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Isidro Llano Grande is at