Average annual temperature is 21.4 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: 5.9 °C
Number of sunny days: 149 days
Number of rainy days: 216 days
Look at detailed online map of Rio Bom
* Weather data for Rio Bom 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) | 31.7 | 30.3 | 32.1 | 30.3 | 28.3 | 28.9 | 27.0 | 31.8 | 36.7 | 34.2 | 36.8 | 34.8 |
| Average daytime temperature (°C) | 27.6 | 26.8 | 28.7 | 26.0 | 25.0 | 22.7 | 23.7 | 26.1 | 29.8 | 28.9 | 28.8 | 31.2 |
| Average temperature (°C) | 22.7 | 22.0 | 23.1 | 20.6 | 19.1 | 17.3 | 17.9 | 19.7 | 23.1 | 23.2 | 23.3 | 25.0 |
| Average night temperature (°C) | 18.8 | 18.8 | 19.4 | 16.6 | 14.5 | 13.2 | 13.8 | 15.1 | 18.5 | 19.3 | 19.4 | 20.3 |
| Absolute minimum temperature (°C) | 14.7 | 16.9 | 17.6 | 11.0 | 8.2 | 5.9 | 7.3 | 9.1 | 8.0 | 15.5 | 11.0 | 16.8 |
| 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) | 13.4 | 12.9 | 12.2 | 11.5 | 11.0 | 10.7 | 10.8 | 11.3 | 12.0 | 12.6 | 13.3 | 13.6 |
| 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) | 9.8 | 8.5 | 9.6 | 9.3 | 9.1 | 8.2 | 8.8 | 9.5 | 10.0 | 8.4 | 8.9 | 11.2 |
| Precipitation (mm) | 266 | 292 | 101 | 146 | 22 | 122 | 49 | 49 | 105 | 329 | 222 | 65 |
| Sunny days | 3 | 1 | 5 | 15 | 23 | 25 | 22 | 19 | 13 | 5 | 6 | 12 |
| Rainy days | 28 | 27 | 26 | 15 | 8 | 5 | 9 | 12 | 17 | 26 | 24 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rio Bom is at