Average annual temperature is 15.9 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: -1.9 °C
Number of sunny days: 195 days
Number of rainy days: 170 days
Look at detailed online map of Casal do Alvaro
* Weather data for Casal do Alvaro 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) | 16.7 | 22.1 | 25.8 | 29.6 | 32.6 | 31.2 | 30.8 | 37.5 | 34.5 | 33.4 | 21.1 | 19.6 |
| Average daytime temperature (°C) | 14.0 | 16.8 | 18.4 | 22.5 | 24.0 | 25.3 | 25.8 | 28.1 | 25.2 | 23.7 | 17.7 | 15.0 |
| Average temperature (°C) | 9.3 | 10.3 | 13.0 | 15.8 | 18.2 | 20.0 | 20.2 | 21.8 | 19.6 | 18.5 | 14.0 | 10.0 |
| Average night temperature (°C) | 5.2 | 5.1 | 7.9 | 9.7 | 12.8 | 15.7 | 15.3 | 16.7 | 15.0 | 14.3 | 11.0 | 5.9 |
| Absolute minimum temperature (°C) | -1.7 | -1.3 | -1.9 | 5.3 | 8.3 | 13.4 | 12.8 | 13.5 | 10.9 | 10.4 | 4.6 | -1.6 |
| 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 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 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) | 6.4 | 9.0 | 8.3 | 10.6 | 11.4 | 12.0 | 12.6 | 11.5 | 10.2 | 6.6 | 5.8 | 6.0 |
| Precipitation (mm) | 184 | 20 | 95 | 35 | 93 | 89 | 8 | 3 | 128 | 264 | 192 | 126 |
| Sunny days | 15 | 22 | 11 | 18 | 15 | 13 | 24 | 28 | 12 | 12 | 11 | 14 |
| Rainy days | 16 | 6 | 20 | 12 | 16 | 17 | 7 | 3 | 18 | 19 | 19 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Casal do Alvaro during the most sunny months:
The largest precipitation sum in Casal do Alvaro is at