Average annual temperature is 24.3 °C
Absolute maximum temperature: 47.0 °C
Absolute minimum temperature: 4.2 °C
Number of sunny days: 335 days
Number of rainy days: 30 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) | 25.4 | 24.1 | 30.2 | 39.9 | 39.8 | 42.8 | 46.9 | 47.0 | 44.9 | 40.7 | 33.3 | 27.2 |
| Average daytime temperature (°C) | 20.3 | 20.9 | 25.2 | 32.6 | 34.3 | 38.1 | 44.1 | 41.8 | 38.9 | 34.8 | 26.5 | 22.5 |
| Average temperature (°C) | 13.9 | 14.0 | 18.3 | 24.2 | 26.4 | 29.9 | 36.4 | 34.6 | 31.4 | 26.8 | 19.3 | 15.4 |
| Average night temperature (°C) | 8.6 | 8.2 | 11.9 | 16.1 | 18.9 | 21.8 | 29.0 | 28.2 | 24.8 | 19.6 | 13.1 | 9.5 |
| Absolute minimum temperature (°C) | 4.2 | 4.4 | 6.3 | 8.0 | 13.5 | 18.1 | 24.9 | 21.3 | 19.4 | 14.0 | 8.9 | 6.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.0 | 12.0 | 13.0 | 13.8 | 14.2 | 14.0 | 13.3 | 12.4 | 11.4 | 10.5 | 10.1 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.3 | 9.5 | 9.9 | 12.0 | 12.8 | 13.1 | 12.6 | 11.6 | 10.8 | 10.6 | 8.7 | 8.7 |
| Precipitation (mm) | 13 | 1 | 6 | 0 | 0 | 0 | 0 | 52 | 15 | 0 | 5 | 5 |
| Sunny days | 27 | 24 | 24 | 30 | 31 | 30 | 30 | 23 | 28 | 31 | 29 | 28 |
| Rainy days | 4 | 4 | 7 | 0 | 0 | 0 | 1 | 8 | 2 | 0 | 1 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Lerma is at