Average annual temperature is 23.5 °C
Absolute maximum temperature: 48.7 °C
Absolute minimum temperature: 2.4 °C
Number of sunny days: 329 days
Number of rainy days: 36 days
Look at detailed online map of Dieciocho de Marzo
* Weather data for Dieciocho de Marzo 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) | 24.5 | 25.2 | 29.4 | 41.0 | 40.5 | 43.8 | 48.7 | 47.6 | 44.6 | 39.8 | 32.8 | 26.0 |
| Average daytime temperature (°C) | 19.7 | 21.1 | 24.5 | 32.4 | 34.9 | 38.4 | 45.7 | 42.8 | 38.5 | 34.1 | 26.1 | 21.9 |
| Average temperature (°C) | 12.8 | 13.2 | 17.1 | 23.0 | 26.2 | 29.4 | 36.8 | 34.6 | 30.2 | 25.2 | 18.5 | 14.1 |
| Average night temperature (°C) | 7.3 | 6.9 | 11.1 | 14.7 | 18.6 | 21.2 | 28.5 | 27.5 | 23.2 | 17.7 | 12.0 | 8.0 |
| Absolute minimum temperature (°C) | 2.4 | 2.8 | 5.3 | 6.2 | 13.8 | 16.9 | 23.1 | 21.3 | 17.6 | 13.0 | 8.4 | 4.8 |
| 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 | 14.3 | 14.1 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| 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) | 8.2 | 9.4 | 9.9 | 11.9 | 12.8 | 13.1 | 12.5 | 11.7 | 10.9 | 10.5 | 8.9 | 8.6 |
| Precipitation (mm) | 11 | 9 | 10 | 0 | 0 | 0 | 0 | 39 | 6 | 0 | 6 | 12 |
| Sunny days | 25 | 22 | 25 | 30 | 31 | 30 | 29 | 24 | 26 | 31 | 28 | 28 |
| Rainy days | 6 | 6 | 6 | 0 | 0 | 0 | 2 | 7 | 4 | 0 | 2 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Dieciocho de Marzo is at