Average annual temperature is 23.3 °C
Absolute maximum temperature: 33.2 °C
Absolute minimum temperature: 12.8 °C
Number of sunny days: 91 days
Number of rainy days: 274 days
Look at detailed online map of San Juan Lachao
* Weather data for San Juan Lachao 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) | 31.1 | 32.2 | 31.5 | 31.4 | 33.2 | 30.6 | 30.8 | 30.0 | 29.7 | 29.8 | 30.5 | 30.8 |
| Average daytime temperature (°C) | 28.5 | 29.7 | 29.6 | 30.3 | 31.0 | 28.9 | 28.4 | 28.3 | 27.8 | 27.5 | 28.3 | 28.0 |
| Average temperature (°C) | 21.9 | 22.8 | 23.2 | 24.0 | 25.2 | 24.3 | 23.6 | 23.5 | 23.2 | 22.9 | 22.9 | 21.6 |
| Average night temperature (°C) | 17.0 | 17.9 | 18.1 | 19.0 | 20.6 | 21.0 | 19.9 | 19.9 | 19.5 | 19.5 | 19.3 | 17.3 |
| Absolute minimum temperature (°C) | 14.8 | 15.4 | 15.8 | 15.1 | 19.1 | 19.1 | 18.5 | 18.6 | 18.1 | 17.9 | 16.8 | 12.8 |
| 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) | 10.4 | 10.7 | 11.0 | 11.3 | 11.3 | 10.3 | 9.7 | 9.6 | 9.8 | 9.4 | 10.1 | 10.2 |
| Precipitation (mm) | 9 | 6 | 27 | 35 | 88 | 172 | 254 | 346 | 269 | 153 | 60 | 19 |
| Sunny days | 19 | 16 | 13 | 11 | 7 | 0 | 0 | 0 | 0 | 0 | 7 | 18 |
| Rainy days | 12 | 12 | 18 | 19 | 24 | 30 | 31 | 31 | 30 | 31 | 23 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Juan Lachao is at