Average annual temperature is 22.2 °C
Absolute maximum temperature: 42.8 °C
Absolute minimum temperature: 1.3 °C
Number of sunny days: 254 days
Number of rainy days: 111 days
Look at detailed online map of San Juán
* Weather data for San Juán 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) | 28.3 | 28.6 | 30.2 | 35.7 | 36.0 | 42.8 | 40.0 | 39.0 | 39.9 | 37.7 | 33.3 | 28.9 |
| Average daytime temperature (°C) | 22.7 | 24.1 | 26.1 | 30.4 | 32.8 | 37.6 | 36.1 | 35.6 | 35.5 | 31.7 | 27.5 | 25.3 |
| Average temperature (°C) | 14.5 | 15.0 | 17.8 | 21.1 | 24.2 | 29.2 | 28.9 | 28.0 | 27.6 | 23.5 | 19.3 | 16.2 |
| Average night temperature (°C) | 7.9 | 8.5 | 10.7 | 12.3 | 15.5 | 20.8 | 22.5 | 22.1 | 21.1 | 17.1 | 13.1 | 9.6 |
| Absolute minimum temperature (°C) | 2.2 | 1.3 | 4.4 | 8.2 | 12.2 | 15.2 | 20.1 | 19.0 | 19.2 | 11.4 | 7.9 | 6.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.1 | 9.1 | 10.0 | 11.8 | 12.1 | 12.5 | 12.5 | 11.4 | 11.4 | 9.6 | 9.2 | 9.1 |
| Precipitation (mm) | 17 | 46 | 28 | 0 | 2 | 2 | 40 | 78 | 13 | 30 | 16 | 20 |
| Sunny days | 24 | 20 | 25 | 28 | 26 | 25 | 6 | 8 | 21 | 21 | 24 | 26 |
| Rainy days | 7 | 8 | 6 | 2 | 5 | 5 | 25 | 23 | 9 | 10 | 6 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Juán is at