Average annual temperature is 18.9 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: 3.3 °C
Number of sunny days: 233 days
Number of rainy days: 132 days
Look at detailed online map of San Juan del Rió
* Weather data for San Juan del Rió 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) | 26.3 | 30.8 | 32.1 | 32.8 | 33.8 | 36.8 | 31.5 | 30.3 | 31.5 | 30.9 | 29.7 | 25.1 |
| Average daytime temperature (°C) | 24.0 | 26.3 | 28.9 | 30.4 | 30.4 | 33.4 | 28.1 | 27.4 | 28.6 | 26.5 | 25.9 | 21.6 |
| Average temperature (°C) | 14.6 | 16.6 | 19.4 | 21.1 | 21.7 | 24.3 | 20.0 | 19.6 | 20.3 | 18.6 | 16.8 | 13.6 |
| Average night temperature (°C) | 6.4 | 8.0 | 10.5 | 12.3 | 13.3 | 15.5 | 14.0 | 14.0 | 13.1 | 12.6 | 9.7 | 7.9 |
| Absolute minimum temperature (°C) | 4.9 | 4.4 | 5.5 | 10.3 | 9.9 | 13.8 | 11.2 | 11.9 | 11.1 | 8.6 | 5.8 | 3.3 |
| 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 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 10.0 | 10.4 | 11.2 | 11.6 | 11.6 | 12.3 | 11.6 | 10.3 | 11.2 | 9.7 | 9.8 | 8.0 |
| Precipitation (mm) | 1 | 0 | 2 | 1 | 19 | 21 | 95 | 107 | 55 | 56 | 22 | 36 |
| Sunny days | 29 | 28 | 25 | 28 | 19 | 25 | 5 | 7 | 20 | 11 | 20 | 16 |
| Rainy days | 2 | 0 | 6 | 2 | 12 | 5 | 26 | 24 | 10 | 20 | 10 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Juan del Rió is at