Average annual temperature is 16.0 °C
Absolute maximum temperature: 38.9 °C
Absolute minimum temperature: -0.7 °C
Number of sunny days: 193 days
Number of rainy days: 172 days
Look at detailed online map of Foz do Sousa
* Weather data for Foz do Sousa 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) | 16.2 | 20.6 | 24.0 | 28.2 | 31.0 | 31.9 | 32.6 | 38.9 | 34.5 | 33.5 | 20.5 | 18.8 |
| Average daytime temperature (°C) | 13.4 | 15.6 | 17.0 | 21.2 | 23.4 | 25.6 | 26.7 | 29.0 | 25.1 | 23.3 | 17.2 | 14.1 |
| Average temperature (°C) | 9.3 | 9.7 | 12.5 | 15.5 | 18.1 | 20.6 | 20.9 | 22.7 | 19.8 | 18.7 | 14.0 | 10.0 |
| Average night temperature (°C) | 6.0 | 5.6 | 8.6 | 10.6 | 13.4 | 16.2 | 15.6 | 17.2 | 15.8 | 15.2 | 11.5 | 6.6 |
| Absolute minimum temperature (°C) | 0.4 | 0.6 | 0.5 | 6.1 | 10.0 | 13.2 | 12.5 | 13.2 | 11.6 | 10.6 | 5.8 | -0.7 |
| 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) | 6.0 | 9.1 | 7.8 | 10.0 | 11.6 | 12.0 | 12.7 | 11.8 | 9.7 | 6.5 | 5.4 | 5.7 |
| Precipitation (mm) | 229 | 12 | 148 | 37 | 86 | 79 | 12 | 5 | 194 | 344 | 262 | 161 |
| Sunny days | 17 | 20 | 9 | 17 | 18 | 13 | 22 | 28 | 13 | 12 | 11 | 13 |
| Rainy days | 14 | 8 | 22 | 13 | 13 | 17 | 9 | 3 | 17 | 19 | 19 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Foz do Sousa during the most sunny months:
The largest precipitation sum in Foz do Sousa is at