Average annual temperature is 12.0 °C
Absolute maximum temperature: 23.1 °C
Absolute minimum temperature: 1.3 °C
Number of sunny days: 77 days
Number of rainy days: 288 days
Look at detailed online map of Primero
* Weather data for Primero 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) | 17.8 | 21.3 | 23.1 | 23.1 | 22.2 | 20.8 | 18.6 | 19.1 | 18.3 | 18.7 | 19.1 | 17.9 |
| Average daytime temperature (°C) | 15.7 | 16.9 | 18.4 | 20.0 | 18.9 | 18.7 | 17.0 | 17.5 | 17.2 | 16.4 | 15.8 | 15.2 |
| Average temperature (°C) | 10.2 | 10.9 | 12.3 | 13.2 | 13.1 | 13.4 | 12.3 | 12.5 | 12.2 | 12.1 | 11.6 | 10.4 |
| Average night temperature (°C) | 5.3 | 5.9 | 7.3 | 7.4 | 8.4 | 9.1 | 8.7 | 8.6 | 8.1 | 8.6 | 8.2 | 6.3 |
| Absolute minimum temperature (°C) | 3.5 | 3.1 | 5.0 | 5.0 | 7.3 | 6.7 | 6.8 | 6.2 | 5.7 | 6.0 | 5.1 | 1.3 |
| 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 | 12.8 | 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) | 10.3 | 10.7 | 10.9 | 11.2 | 10.8 | 10.9 | 10.9 | 10.1 | 10.2 | 9.1 | 8.4 | 9.6 |
| Precipitation (mm) | 23 | 15 | 74 | 87 | 184 | 123 | 249 | 173 | 192 | 173 | 151 | 43 |
| Sunny days | 14 | 18 | 8 | 10 | 3 | 3 | 0 | 0 | 1 | 0 | 5 | 15 |
| Rainy days | 17 | 10 | 23 | 20 | 28 | 27 | 31 | 31 | 29 | 31 | 25 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Primero is at