Average annual temperature is 22.1 °C
Absolute maximum temperature: 40.6 °C
Absolute minimum temperature: 6.0 °C
Number of sunny days: 180 days
Number of rainy days: 185 days
Look at detailed online map of Guamium
* Weather data for Guamium Brazil is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.1 | 30.7 | 31.4 | 29.7 | 28.9 | 28.0 | 29.5 | 33.5 | 37.2 | 35.7 | 40.6 | 36.9 |
| Average daytime temperature (°C) | 27.7 | 28.2 | 28.9 | 26.3 | 25.4 | 23.3 | 25.3 | 27.6 | 32.1 | 30.1 | 32.5 | 33.0 |
| Average temperature (°C) | 22.8 | 23.2 | 23.3 | 20.9 | 19.0 | 16.7 | 18.2 | 20.7 | 24.4 | 23.9 | 25.7 | 26.4 |
| Average night temperature (°C) | 19.3 | 19.7 | 19.0 | 16.4 | 13.6 | 11.6 | 12.4 | 15.2 | 18.0 | 19.3 | 20.2 | 20.6 |
| Absolute minimum temperature (°C) | 16.6 | 17.9 | 16.9 | 11.9 | 9.7 | 6.0 | 6.7 | 10.8 | 10.2 | 15.7 | 12.7 | 15.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.3 | 12.8 | 12.2 | 11.6 | 11.0 | 10.8 | 10.9 | 11.4 | 12.0 | 12.6 | 13.2 | 13.5 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 9.0 | 9.2 | 10.4 | 9.1 | 9.0 | 8.7 | 9.4 | 9.2 | 10.0 | 9.2 | 10.6 | 11.8 |
| Precipitation (mm) | 225 | 230 | 158 | 130 | 28 | 45 | 4 | 18 | 23 | 153 | 92 | 106 |
| Sunny days | 3 | 0 | 6 | 14 | 26 | 27 | 29 | 23 | 20 | 9 | 11 | 12 |
| Rainy days | 28 | 28 | 25 | 16 | 5 | 3 | 2 | 8 | 10 | 22 | 19 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Guamium is at