Average annual temperature is 12.6 °C
Absolute maximum temperature: 29.0 °C
Absolute minimum temperature: -1.7 °C
Number of sunny days: 145 days
Number of rainy days: 220 days
Look at detailed online map of San Juan Rioyos
* Weather data for San Juan Rioyos 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) | 20.5 | 23.1 | 25.3 | 25.4 | 25.4 | 29.0 | 22.0 | 21.2 | 23.7 | 22.3 | 23.6 | 18.1 |
| Average daytime temperature (°C) | 17.5 | 19.6 | 21.5 | 22.4 | 21.0 | 24.9 | 20.1 | 19.1 | 20.9 | 19.3 | 19.4 | 15.4 |
| Average temperature (°C) | 9.0 | 10.8 | 12.6 | 14.2 | 13.5 | 16.7 | 13.5 | 13.0 | 13.9 | 12.7 | 11.9 | 8.8 |
| Average night temperature (°C) | 2.1 | 3.4 | 4.8 | 6.5 | 6.9 | 8.8 | 8.4 | 8.4 | 8.2 | 8.1 | 6.1 | 3.8 |
| Absolute minimum temperature (°C) | -1.3 | -0.1 | 1.9 | 3.8 | 3.9 | 6.5 | 5.0 | 6.7 | 5.2 | 3.7 | 0.9 | -1.7 |
| 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 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| 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 | 11.0 |
| 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) | 10.1 | 10.5 | 11.1 | 11.6 | 11.6 | 12.1 | 10.9 | 9.9 | 10.7 | 9.1 | 9.7 | 8.3 |
| Precipitation (mm) | 4 | 3 | 19 | 10 | 78 | 26 | 131 | 153 | 69 | 72 | 38 | 50 |
| Sunny days | 23 | 21 | 17 | 13 | 4 | 12 | 2 | 1 | 16 | 9 | 14 | 13 |
| Rainy days | 8 | 7 | 14 | 17 | 27 | 18 | 29 | 30 | 14 | 22 | 16 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Juan Rioyos is at