Average annual temperature is 12.4 °C
Absolute maximum temperature: 21.9 °C
Absolute minimum temperature: 3.0 °C
Number of sunny days: 59 days
Number of rainy days: 306 days
Look at detailed online map of Bacú
* Weather data for Bacú 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) | 18.8 | 19.7 | 20.5 | 21.7 | 21.9 | 21.7 | 19.2 | 19.9 | 19.2 | 18.7 | 19.4 | 18.2 |
| Average daytime temperature (°C) | 16.2 | 17.4 | 18.1 | 19.4 | 19.1 | 19.0 | 17.7 | 17.7 | 17.5 | 17.1 | 16.9 | 16.1 |
| Average temperature (°C) | 10.3 | 11.0 | 12.0 | 12.9 | 13.2 | 13.5 | 13.1 | 13.0 | 12.8 | 12.9 | 12.3 | 11.2 |
| Average night temperature (°C) | 5.5 | 5.8 | 6.7 | 7.2 | 8.4 | 9.1 | 9.7 | 9.5 | 9.4 | 9.7 | 8.9 | 7.7 |
| Absolute minimum temperature (°C) | 3.0 | 3.4 | 3.0 | 4.3 | 7.1 | 7.6 | 7.6 | 7.7 | 7.8 | 7.9 | 5.8 | 3.1 |
| 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 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.1 | 12.5 | 12.9 | 13.0 | 12.9 | 12.6 | 12.2 | 11.8 | 11.4 | 11.2 |
| 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) | 10.1 | 10.7 | 11.0 | 11.5 | 11.3 | 10.8 | 10.3 | 9.6 | 9.9 | 9.2 | 8.5 | 9.5 |
| Precipitation (mm) | 31 | 21 | 38 | 66 | 110 | 230 | 405 | 268 | 300 | 406 | 143 | 37 |
| Sunny days | 12 | 8 | 11 | 8 | 1 | 6 | 0 | 1 | 0 | 0 | 3 | 9 |
| Rainy days | 19 | 20 | 20 | 22 | 30 | 24 | 31 | 30 | 30 | 31 | 27 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bacú is at