Average annual temperature is 20.1 °C
Absolute maximum temperature: 34.0 °C
Absolute minimum temperature: 6.0 °C
Number of sunny days: 199 days
Number of rainy days: 166 days
Look at detailed online map of Piedras Negras [Colonia]
* Weather data for Piedras Negras [Colonia] 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 | 32.3 | 32.9 | 33.7 | 34.0 | 33.8 | 29.4 | 30.6 | 30.0 | 30.3 | 32.1 | 29.5 |
| Average daytime temperature (°C) | 26.3 | 27.5 | 29.8 | 30.9 | 30.6 | 30.5 | 26.8 | 27.4 | 27.3 | 27.9 | 27.9 | 25.5 |
| Average temperature (°C) | 17.4 | 18.2 | 20.6 | 21.6 | 21.8 | 22.3 | 20.2 | 20.4 | 20.5 | 20.4 | 19.8 | 17.3 |
| Average night temperature (°C) | 9.8 | 10.6 | 12.4 | 13.9 | 14.8 | 15.6 | 15.1 | 15.1 | 14.7 | 14.8 | 13.8 | 10.8 |
| Absolute minimum temperature (°C) | 6.9 | 8.4 | 10.0 | 11.8 | 13.0 | 13.3 | 13.3 | 13.8 | 13.6 | 12.0 | 11.8 | 6.0 |
| 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) | 11.2 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.3 | 11.1 |
| 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 | 10.7 | 11.1 | 11.4 | 11.2 | 11.6 | 11.0 | 10.7 | 10.9 | 10.5 | 10.3 | 10.0 |
| Precipitation (mm) | 0 | 0 | 7 | 19 | 24 | 42 | 88 | 113 | 37 | 75 | 11 | 2 |
| Sunny days | 31 | 27 | 27 | 17 | 12 | 16 | 3 | 1 | 10 | 13 | 17 | 25 |
| Rainy days | 0 | 1 | 4 | 13 | 19 | 14 | 28 | 30 | 20 | 18 | 13 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Piedras Negras [Colonia] is at