Average annual temperature is 19.6 °C
Absolute maximum temperature: 28.7 °C
Absolute minimum temperature: 10.5 °C
Number of sunny days: 64 days
Number of rainy days: 301 days
Look at detailed online map of Llano San Juan
* Weather data for Llano San Juan 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) | 26.4 | 28.2 | 27.6 | 27.9 | 28.7 | 26.7 | 27.1 | 26.3 | 26.4 | 25.5 | 27.7 | 26.8 |
| Average daytime temperature (°C) | 24.0 | 25.6 | 25.2 | 26.2 | 26.5 | 25.0 | 24.9 | 24.7 | 24.2 | 24.1 | 24.8 | 24.6 |
| Average temperature (°C) | 17.7 | 18.5 | 19.1 | 20.1 | 20.9 | 20.7 | 20.3 | 20.0 | 19.6 | 19.7 | 19.8 | 18.4 |
| Average night temperature (°C) | 12.7 | 13.1 | 14.0 | 15.2 | 16.0 | 17.0 | 16.7 | 16.2 | 15.7 | 16.0 | 16.2 | 13.8 |
| Absolute minimum temperature (°C) | 10.5 | 10.7 | 12.6 | 13.7 | 14.5 | 15.3 | 14.7 | 14.8 | 13.8 | 11.6 | 13.0 | 10.7 |
| 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 | 10.6 | 10.7 | 11.3 | 11.0 | 10.3 | 9.4 | 9.5 | 10.0 | 9.4 | 10.0 | 10.1 |
| Precipitation (mm) | 26 | 21 | 51 | 59 | 151 | 264 | 675 | 699 | 519 | 470 | 120 | 18 |
| Sunny days | 12 | 12 | 7 | 10 | 1 | 0 | 0 | 0 | 0 | 1 | 7 | 14 |
| Rainy days | 19 | 16 | 24 | 20 | 30 | 30 | 31 | 31 | 30 | 30 | 23 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Llano San Juan is at