Average annual temperature is 22.6 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: 12.4 °C
Number of sunny days: 111 days
Number of rainy days: 254 days
Look at detailed online map of Llano Santa María
* Weather data for Llano Santa María 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) | 31.7 | 32.3 | 33.8 | 34.7 | 34.4 | 32.7 | 31.1 | 31.3 | 31.0 | 29.7 | 30.1 | 32.3 |
| Average daytime temperature (°C) | 29.0 | 29.5 | 31.2 | 32.0 | 32.2 | 29.9 | 29.3 | 29.3 | 29.5 | 27.7 | 27.5 | 28.2 |
| Average temperature (°C) | 21.5 | 21.8 | 22.7 | 23.7 | 24.4 | 23.2 | 23.2 | 23.1 | 22.7 | 21.8 | 21.9 | 21.5 |
| Average night temperature (°C) | 16.2 | 16.4 | 17.3 | 18.2 | 19.2 | 19.3 | 19.2 | 18.9 | 18.4 | 18.2 | 17.8 | 16.7 |
| Absolute minimum temperature (°C) | 12.4 | 15.1 | 15.5 | 16.9 | 17.8 | 18.2 | 18.1 | 17.7 | 17.4 | 17.2 | 13.6 | 12.7 |
| 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 | 11.2 | 11.4 | 11.0 | 10.5 | 10.9 | 10.4 | 10.3 | 9.7 | 10.0 | 10.4 |
| Precipitation (mm) | 3 | 3 | 30 | 34 | 121 | 241 | 154 | 198 | 301 | 254 | 72 | 3 |
| Sunny days | 22 | 24 | 11 | 11 | 3 | 0 | 3 | 0 | 0 | 3 | 10 | 24 |
| Rainy days | 9 | 4 | 20 | 19 | 28 | 30 | 28 | 31 | 30 | 28 | 20 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Llano Santa María is at