Average annual temperature is 13.4 °C
Absolute maximum temperature: 38.2 °C
Absolute minimum temperature: -3.6 °C
Number of sunny days: 197 days
Number of rainy days: 168 days
Look at detailed online map of Rio Bom
* Weather data for Rio Bom Portugal is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 12.5 | 15.0 | 21.8 | 26.2 | 26.9 | 31.8 | 31.6 | 38.2 | 30.1 | 30.9 | 19.4 | 16.2 |
| Average daytime temperature (°C) | 8.9 | 10.5 | 14.3 | 18.9 | 20.5 | 23.8 | 25.8 | 28.6 | 22.9 | 20.7 | 14.0 | 9.3 |
| Average temperature (°C) | 5.6 | 5.3 | 9.8 | 13.3 | 15.1 | 18.7 | 19.8 | 21.8 | 17.6 | 16.3 | 10.9 | 6.2 |
| Average night temperature (°C) | 2.2 | 0.7 | 5.9 | 7.9 | 9.9 | 14.2 | 14.1 | 15.6 | 13.3 | 12.8 | 8.2 | 3.4 |
| Absolute minimum temperature (°C) | -3.1 | -3.6 | -3.4 | 2.6 | 6.3 | 10.9 | 9.2 | 10.5 | 9.0 | 7.6 | 3.1 | -3.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.2 | 9.0 | 8.3 | 10.5 | 11.6 | 12.4 | 13.1 | 12.4 | 9.8 | 6.3 | 5.4 | 5.5 |
| Precipitation (mm) | 220 | 11 | 69 | 33 | 75 | 75 | 8 | 2 | 95 | 278 | 206 | 94 |
| Sunny days | 15 | 20 | 14 | 19 | 17 | 11 | 26 | 29 | 10 | 12 | 10 | 14 |
| Rainy days | 16 | 8 | 17 | 11 | 14 | 19 | 5 | 2 | 20 | 19 | 20 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Rio Bom during the most sunny months:
The largest precipitation sum in Rio Bom is at