Average annual temperature is 19.5 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: 3.4 °C
Number of sunny days: 262 days
Number of rainy days: 103 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) | 25.8 | 29.4 | 31.5 | 32.4 | 32.6 | 36.6 | 31.8 | 30.4 | 33.1 | 30.3 | 29.7 | 23.4 |
| Average daytime temperature (°C) | 23.2 | 25.6 | 28.4 | 29.3 | 30.2 | 33.4 | 28.3 | 27.5 | 29.7 | 26.2 | 24.8 | 19.3 |
| Average temperature (°C) | 15.1 | 17.1 | 20.3 | 21.5 | 22.5 | 25.2 | 21.0 | 20.5 | 21.9 | 19.2 | 16.9 | 13.0 |
| Average night temperature (°C) | 7.3 | 9.0 | 11.8 | 13.2 | 14.4 | 16.6 | 14.5 | 14.6 | 14.3 | 13.3 | 10.1 | 7.9 |
| Absolute minimum temperature (°C) | 4.1 | 4.1 | 7.3 | 11.2 | 11.4 | 12.7 | 12.2 | 12.1 | 12.0 | 7.2 | 6.8 | 3.4 |
| 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 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 11.0 | 11.4 | 12.0 | 12.6 | 13.2 | 13.4 | 13.3 | 12.9 | 12.3 | 11.7 | 11.1 | 10.8 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 10.0 | 10.5 | 11.1 | 11.6 | 11.8 | 12.4 | 12.0 | 11.1 | 11.2 | 10.0 | 9.8 | 7.7 |
| Precipitation (mm) | 0 | 0 | 2 | 2 | 8 | 18 | 58 | 62 | 28 | 50 | 26 | 40 |
| Sunny days | 29 | 28 | 28 | 27 | 21 | 28 | 14 | 10 | 23 | 15 | 20 | 19 |
| Rainy days | 2 | 0 | 3 | 3 | 10 | 2 | 17 | 21 | 7 | 16 | 10 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Dieciocho de Marzo is at