Average annual temperature is 28.5 °C
Absolute maximum temperature: 41.6 °C
Absolute minimum temperature: 17.6 °C
Number of sunny days: 211 days
Number of rainy days: 154 days
Look at detailed online map of 15 de Septiembre
* Weather data for 15 de Septiembre 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) | 35.8 | 36.1 | 38.2 | 40.8 | 41.6 | 37.4 | 36.9 | 38.2 | 39.0 | 39.5 | 37.8 | 36.3 |
| Average daytime temperature (°C) | 32.4 | 32.6 | 34.7 | 35.5 | 37.2 | 34.9 | 35.4 | 36.4 | 36.8 | 35.4 | 33.1 | 31.4 |
| Average temperature (°C) | 26.2 | 26.2 | 28.1 | 29.0 | 30.6 | 29.2 | 29.3 | 29.9 | 30.3 | 29.0 | 27.7 | 26.0 |
| Average night temperature (°C) | 21.7 | 21.7 | 22.8 | 23.7 | 25.2 | 24.6 | 25.2 | 25.2 | 25.5 | 24.8 | 23.8 | 22.3 |
| Absolute minimum temperature (°C) | 18.4 | 18.2 | 19.1 | 20.0 | 21.2 | 23.1 | 23.1 | 23.2 | 22.9 | 22.4 | 19.2 | 17.6 |
| 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) | 10.5 | 10.8 | 10.9 | 11.3 | 11.6 | 11.0 | 10.7 | 11.0 | 11.1 | 10.5 | 10.0 | 10.1 |
| Precipitation (mm) | 5 | 0 | 6 | 16 | 7 | 68 | 165 | 71 | 77 | 57 | 13 | 0 |
| Sunny days | 24 | 26 | 23 | 22 | 18 | 7 | 8 | 6 | 11 | 12 | 26 | 28 |
| Rainy days | 7 | 2 | 8 | 8 | 13 | 23 | 23 | 25 | 19 | 19 | 4 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in 15 de Septiembre is at