Average annual temperature is 19.9 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: 4.4 °C
Number of sunny days: 231 days
Number of rainy days: 134 days
Look at detailed online map of San Juan Grande
* Weather data for San Juan 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) | 26.7 | 31.6 | 32.5 | 33.7 | 34.1 | 37.2 | 32.0 | 31.2 | 32.2 | 31.9 | 30.5 | 25.7 |
| Average daytime temperature (°C) | 24.7 | 26.8 | 29.7 | 31.2 | 31.5 | 34.6 | 29.3 | 28.7 | 29.5 | 27.7 | 27.0 | 22.8 |
| Average temperature (°C) | 15.6 | 17.4 | 20.4 | 22.1 | 22.8 | 25.6 | 21.2 | 20.9 | 21.1 | 19.7 | 17.9 | 14.7 |
| Average night temperature (°C) | 7.9 | 9.1 | 11.7 | 13.4 | 14.5 | 16.9 | 14.9 | 15.0 | 14.2 | 13.9 | 10.7 | 8.9 |
| Absolute minimum temperature (°C) | 5.7 | 5.2 | 5.9 | 11.2 | 12.1 | 14.1 | 12.0 | 13.2 | 11.9 | 9.6 | 7.0 | 4.4 |
| 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 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 11.1 | 11.5 | 12.0 | 12.6 | 13.1 | 13.3 | 13.2 | 12.8 | 12.3 | 11.7 | 11.2 | 10.9 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 10.1 | 10.6 | 11.1 | 11.5 | 11.8 | 12.2 | 11.7 | 10.5 | 11.2 | 9.4 | 9.7 | 8.1 |
| Precipitation (mm) | 0 | 0 | 7 | 1 | 9 | 26 | 99 | 77 | 51 | 50 | 22 | 27 |
| Sunny days | 28 | 28 | 25 | 28 | 19 | 25 | 7 | 7 | 18 | 10 | 18 | 18 |
| Rainy days | 3 | 0 | 6 | 2 | 12 | 5 | 24 | 24 | 12 | 21 | 12 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Juan Grande is at