Average annual temperature is 25.0 °C
Absolute maximum temperature: 31.0 °C
Absolute minimum temperature: 18.7 °C
Number of sunny days: 15 days
Number of rainy days: 350 days
Look at detailed online map of Rio Formoso
* Weather data for Rio Formoso 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 | 30.5 | 30.4 | 30.8 | 29.5 | 28.5 | 28.1 | 29.5 | 29.1 | 30.6 | 31.0 | 30.4 |
| Average daytime temperature (°C) | 29.3 | 29.4 | 29.4 | 29.2 | 28.4 | 26.9 | 26.6 | 27.1 | 27.4 | 28.7 | 29.6 | 29.4 |
| Average temperature (°C) | 25.7 | 25.9 | 25.7 | 25.5 | 25.2 | 23.9 | 23.5 | 23.8 | 24.1 | 25.0 | 26.0 | 25.9 |
| Average night temperature (°C) | 22.4 | 22.8 | 22.7 | 22.6 | 22.5 | 21.9 | 20.9 | 21.1 | 21.4 | 21.7 | 22.7 | 22.8 |
| Absolute minimum temperature (°C) | 21.2 | 21.6 | 21.2 | 20.9 | 21.6 | 20.5 | 19.6 | 18.7 | 19.8 | 19.4 | 21.1 | 21.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.6 | 12.4 | 12.1 | 11.9 | 11.7 | 11.6 | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 10.7 | 10.5 | 10.0 | 10.3 | 9.4 | 7.7 | 9.3 | 10.0 | 10.0 | 11.5 | 11.5 | 10.5 |
| Precipitation (mm) | 72 | 80 | 158 | 91 | 122 | 259 | 154 | 106 | 114 | 48 | 41 | 141 |
| Sunny days | 2 | 0 | 1 | 0 | 1 | 0 | 0 | 3 | 0 | 3 | 5 | 0 |
| Rainy days | 29 | 28 | 30 | 30 | 30 | 30 | 31 | 28 | 30 | 28 | 25 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rio Formoso is at