Average annual temperature is 18.7 °C
Absolute maximum temperature: 32.4 °C
Absolute minimum temperature: 3.8 °C
Number of sunny days: 109 days
Number of rainy days: 256 days
Look at detailed online map of Joom
* Weather data for Joom 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) | 25.0 | 27.5 | 29.0 | 30.9 | 32.4 | 32.1 | 27.5 | 26.1 | 25.8 | 24.8 | 24.7 | 25.0 |
| Average daytime temperature (°C) | 22.8 | 24.9 | 26.7 | 28.6 | 29.0 | 27.4 | 24.3 | 24.1 | 23.6 | 23.0 | 22.0 | 22.1 |
| Average temperature (°C) | 16.5 | 17.5 | 19.4 | 20.7 | 21.1 | 20.8 | 19.1 | 18.8 | 18.5 | 18.2 | 17.3 | 16.4 |
| Average night temperature (°C) | 10.9 | 11.0 | 13.0 | 13.9 | 14.5 | 14.9 | 14.5 | 13.9 | 13.6 | 14.1 | 13.2 | 11.8 |
| Absolute minimum temperature (°C) | 6.8 | 8.0 | 9.3 | 10.5 | 12.7 | 12.1 | 11.7 | 11.4 | 10.9 | 12.1 | 10.6 | 3.8 |
| 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 | 13.0 | 12.6 | 12.2 | 11.8 | 11.4 | 11.2 |
| 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) | 10.4 | 10.7 | 11.2 | 11.7 | 11.5 | 11.0 | 10.6 | 10.2 | 10.2 | 9.8 | 8.9 | 10.0 |
| Precipitation (mm) | 46 | 28 | 51 | 41 | 91 | 256 | 436 | 278 | 495 | 514 | 398 | 53 |
| Sunny days | 19 | 18 | 14 | 17 | 10 | 3 | 0 | 0 | 0 | 1 | 8 | 19 |
| Rainy days | 12 | 10 | 17 | 13 | 21 | 27 | 31 | 31 | 30 | 30 | 22 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Joom is at