Average annual temperature is 14.7 °C
Absolute maximum temperature: 38.6 °C
Absolute minimum temperature: -2.2 °C
Number of sunny days: 189 days
Number of rainy days: 176 days
Look at detailed online map of Aião
* Weather data for Aião 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) | 14.9 | 18.1 | 22.6 | 25.8 | 28.7 | 32.4 | 31.8 | 38.6 | 30.9 | 31.5 | 19.3 | 17.2 |
| Average daytime temperature (°C) | 11.7 | 13.9 | 15.6 | 20.2 | 22.2 | 25.1 | 26.4 | 28.5 | 23.9 | 21.8 | 15.7 | 12.1 |
| Average temperature (°C) | 7.6 | 8.2 | 11.2 | 14.3 | 16.8 | 19.9 | 20.2 | 21.9 | 18.5 | 17.3 | 12.4 | 7.9 |
| Average night temperature (°C) | 4.1 | 4.0 | 7.2 | 9.1 | 11.9 | 15.2 | 14.4 | 16.0 | 14.1 | 13.5 | 9.8 | 4.6 |
| Absolute minimum temperature (°C) | -0.8 | -1.4 | -0.8 | 4.0 | 7.7 | 12.1 | 10.6 | 12.0 | 8.8 | 9.1 | 3.5 | -2.2 |
| 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 | 7.5 | 9.7 | 11.2 | 12.0 | 12.5 | 11.9 | 9.9 | 6.2 | 5.2 | 5.5 |
| Precipitation (mm) | 263 | 19 | 172 | 40 | 96 | 107 | 10 | 6 | 163 | 455 | 342 | 168 |
| Sunny days | 14 | 21 | 10 | 17 | 17 | 11 | 23 | 28 | 10 | 13 | 11 | 14 |
| Rainy days | 17 | 7 | 21 | 13 | 14 | 19 | 8 | 3 | 20 | 18 | 19 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Aião during the most sunny months:
The largest precipitation sum in Aião is at