Average annual temperature is 12.8 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: -5.1 °C
Number of sunny days: 201 days
Number of rainy days: 164 days
Look at detailed online map of Rio de Fornos
* Weather data for Rio de Fornos 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) | 11.7 | 16.3 | 20.6 | 24.6 | 25.8 | 31.5 | 30.9 | 37.1 | 27.9 | 28.4 | 16.7 | 13.1 |
| Average daytime temperature (°C) | 8.3 | 11.0 | 13.3 | 19.2 | 20.7 | 23.9 | 27.0 | 28.8 | 22.3 | 19.0 | 12.9 | 8.2 |
| Average temperature (°C) | 4.1 | 5.5 | 8.6 | 12.9 | 14.9 | 18.6 | 20.5 | 22.0 | 17.0 | 14.8 | 9.2 | 4.5 |
| Average night temperature (°C) | 0.5 | 1.0 | 4.5 | 7.0 | 8.9 | 13.4 | 13.5 | 15.2 | 12.4 | 11.0 | 6.3 | 1.2 |
| Absolute minimum temperature (°C) | -4.7 | -5.1 | -4.4 | -0.1 | 3.9 | 10.3 | 9.2 | 10.2 | 5.6 | 5.1 | 1.0 | -4.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 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) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.8 | 9.0 | 7.6 | 10.7 | 12.1 | 12.6 | 13.4 | 12.5 | 10.1 | 6.1 | 5.0 | 5.1 |
| Precipitation (mm) | 136 | 7 | 65 | 28 | 63 | 90 | 4 | 0 | 87 | 264 | 186 | 94 |
| Sunny days | 16 | 20 | 11 | 20 | 18 | 11 | 26 | 29 | 13 | 12 | 11 | 14 |
| Rainy days | 15 | 8 | 20 | 10 | 13 | 19 | 5 | 2 | 17 | 19 | 19 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Rio de Fornos during the most sunny months:
The largest precipitation sum in Rio de Fornos is at