Average annual temperature is 27.5 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 18.4 °C
Number of sunny days: 124 days
Number of rainy days: 241 days
Look at detailed online map of Ciudad Tecún Umán
* Weather data for Ciudad Tecún Umán Guatemala is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 34.6 | 34.8 | 35.7 | 36.7 | 37.5 | 34.0 | 35.9 | 36.9 | 36.3 | 35.0 | 35.1 | 36.0 |
| Average daytime temperature (°C) | 32.9 | 33.6 | 34.3 | 35.3 | 35.3 | 32.6 | 33.5 | 33.7 | 34.1 | 31.7 | 32.9 | 34.3 |
| Average temperature (°C) | 26.2 | 26.9 | 28.0 | 28.9 | 29.0 | 27.1 | 27.7 | 27.8 | 27.8 | 26.1 | 27.3 | 27.7 |
| Average night temperature (°C) | 21.0 | 21.5 | 23.2 | 23.8 | 24.2 | 23.3 | 23.6 | 23.6 | 23.5 | 22.9 | 23.0 | 22.3 |
| Absolute minimum temperature (°C) | 19.2 | 18.9 | 21.6 | 22.4 | 22.8 | 22.1 | 22.7 | 22.1 | 22.5 | 21.8 | 21.7 | 18.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.4 | 11.7 | 12.1 | 12.5 | 12.8 | 13.0 | 12.9 | 12.6 | 12.2 | 11.8 | 11.5 | 11.3 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.5 | 10.8 | 10.9 | 11.4 | 11.4 | 10.4 | 9.7 | 9.7 | 10.1 | 8.5 | 9.8 | 10.2 |
| Precipitation (mm) | 9 | 0 | 36 | 26 | 116 | 167 | 113 | 135 | 112 | 384 | 24 | 1 |
| Sunny days | 27 | 26 | 7 | 10 | 6 | 1 | 5 | 3 | 2 | 0 | 11 | 26 |
| Rainy days | 4 | 2 | 24 | 20 | 25 | 29 | 26 | 28 | 28 | 31 | 19 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ciudad Tecún Umán is at