Average annual temperature is 22.1 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: 11.2 °C
Number of sunny days: 96 days
Number of rainy days: 269 days
Look at detailed online map of Lerma
* Weather data for Lerma 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) | 29.6 | 31.8 | 34.0 | 34.3 | 37.2 | 35.6 | 30.4 | 30.1 | 29.4 | 29.0 | 28.5 | 28.9 |
| Average daytime temperature (°C) | 26.5 | 26.9 | 30.2 | 31.9 | 33.0 | 31.6 | 28.2 | 28.2 | 28.1 | 26.9 | 24.9 | 24.4 |
| Average temperature (°C) | 19.8 | 20.1 | 22.5 | 23.8 | 25.0 | 24.5 | 22.9 | 22.8 | 22.6 | 21.8 | 20.4 | 19.1 |
| Average night temperature (°C) | 15.6 | 15.9 | 17.4 | 18.3 | 19.7 | 20.1 | 19.6 | 19.7 | 19.5 | 18.8 | 17.8 | 15.9 |
| Absolute minimum temperature (°C) | 11.4 | 12.1 | 14.9 | 16.8 | 15.6 | 18.5 | 18.9 | 18.0 | 17.6 | 15.6 | 15.4 | 11.2 |
| 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) | 9.9 | 9.5 | 10.6 | 11.4 | 11.5 | 11.1 | 9.5 | 10.0 | 9.9 | 9.3 | 8.1 | 8.7 |
| Precipitation (mm) | 8 | 18 | 27 | 14 | 24 | 132 | 207 | 200 | 158 | 142 | 49 | 25 |
| Sunny days | 18 | 17 | 11 | 13 | 10 | 1 | 0 | 0 | 2 | 2 | 8 | 14 |
| Rainy days | 13 | 11 | 20 | 17 | 21 | 29 | 31 | 31 | 28 | 29 | 22 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Lerma is at