Average annual temperature is 18.0 °C
Absolute maximum temperature: 30.0 °C
Absolute minimum temperature: 8.1 °C
Number of sunny days: 48 days
Number of rainy days: 317 days
Look at detailed online map of San Juan del Río
* Weather data for San Juan del Río 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) | 25.1 | 26.4 | 27.7 | 30.0 | 29.2 | 29.4 | 23.8 | 27.2 | 25.2 | 26.8 | 25.7 | 24.7 |
| Average daytime temperature (°C) | 19.8 | 19.8 | 22.8 | 25.2 | 25.6 | 26.4 | 22.3 | 23.4 | 23.4 | 22.4 | 20.1 | 18.5 |
| Average temperature (°C) | 15.6 | 15.4 | 17.6 | 19.3 | 20.0 | 21.0 | 18.6 | 19.0 | 18.9 | 18.4 | 17.0 | 15.2 |
| Average night temperature (°C) | 13.1 | 12.8 | 14.4 | 15.0 | 16.0 | 17.0 | 16.4 | 16.3 | 16.2 | 16.1 | 15.3 | 13.2 |
| Absolute minimum temperature (°C) | 8.1 | 10.2 | 12.1 | 11.6 | 14.0 | 15.6 | 15.3 | 14.9 | 14.9 | 13.1 | 13.6 | 8.6 |
| 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) | 9.5 | 9.7 | 10.4 | 11.4 | 11.3 | 11.3 | 9.2 | 9.9 | 10.2 | 8.9 | 7.6 | 7.6 |
| Precipitation (mm) | 80 | 137 | 85 | 27 | 75 | 95 | 215 | 159 | 98 | 146 | 278 | 138 |
| Sunny days | 6 | 4 | 5 | 9 | 5 | 6 | 1 | 3 | 1 | 0 | 3 | 5 |
| Rainy days | 25 | 24 | 26 | 21 | 26 | 24 | 30 | 28 | 29 | 31 | 27 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Juan del Río is at