Average annual temperature is 14.0 °C
Absolute maximum temperature: 38.1 °C
Absolute minimum temperature: -1.9 °C
Number of sunny days: 201 days
Number of rainy days: 164 days
Look at detailed online map of Alva
* Weather data for Alva 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) | 13.8 | 17.4 | 21.1 | 25.8 | 27.0 | 31.4 | 30.8 | 38.1 | 29.7 | 30.1 | 19.0 | 15.3 |
| Average daytime temperature (°C) | 10.0 | 12.1 | 14.5 | 19.7 | 21.1 | 23.9 | 26.1 | 28.8 | 22.5 | 20.1 | 14.3 | 11.0 |
| Average temperature (°C) | 6.3 | 7.3 | 10.3 | 14.0 | 15.7 | 19.1 | 20.0 | 22.1 | 17.7 | 16.5 | 11.1 | 7.5 |
| Average night temperature (°C) | 3.1 | 3.7 | 6.4 | 8.8 | 10.8 | 14.5 | 14.2 | 16.0 | 13.8 | 13.0 | 8.6 | 4.4 |
| Absolute minimum temperature (°C) | -1.2 | -1.9 | -1.3 | 2.0 | 7.5 | 11.2 | 9.4 | 10.5 | 9.0 | 5.8 | 3.8 | -0.4 |
| 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) | 6.1 | 9.0 | 8.0 | 10.4 | 11.5 | 12.6 | 13.0 | 12.4 | 9.7 | 6.0 | 5.1 | 5.6 |
| Precipitation (mm) | 231 | 8 | 119 | 33 | 134 | 99 | 4 | 3 | 137 | 365 | 277 | 137 |
| Sunny days | 17 | 20 | 13 | 21 | 15 | 13 | 26 | 30 | 12 | 12 | 10 | 12 |
| Rainy days | 14 | 8 | 18 | 9 | 16 | 17 | 5 | 1 | 18 | 19 | 20 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Alva during the most sunny months:
The largest precipitation sum in Alva is at