Average annual temperature is 12.3 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: -6.0 °C
Number of sunny days: 198 days
Number of rainy days: 167 days
Look at detailed online map of Costilhão
* Weather data for Costilhão 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) | 12.0 | 14.9 | 19.1 | 23.9 | 24.5 | 29.3 | 28.6 | 36.2 | 28.0 | 28.0 | 18.4 | 13.5 |
| Average daytime temperature (°C) | 8.0 | 9.9 | 12.6 | 17.4 | 18.8 | 21.9 | 23.5 | 26.4 | 20.5 | 18.3 | 12.7 | 9.5 |
| Average temperature (°C) | 4.6 | 5.3 | 8.7 | 12.3 | 13.7 | 17.4 | 18.1 | 20.2 | 16.1 | 15.0 | 9.6 | 6.3 |
| Average night temperature (°C) | 1.6 | 1.9 | 5.2 | 7.4 | 9.1 | 13.1 | 12.9 | 14.5 | 12.4 | 11.9 | 7.1 | 3.3 |
| Absolute minimum temperature (°C) | -6.0 | -3.0 | -3.1 | 1.5 | 5.9 | 9.9 | 7.9 | 9.2 | 6.9 | 5.2 | 2.1 | -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 | 10.6 | 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 | 8.1 | 10.5 | 11.5 | 12.5 | 13.1 | 12.4 | 9.8 | 6.1 | 5.3 | 5.7 |
| Precipitation (mm) | 279 | 8 | 133 | 42 | 122 | 102 | 11 | 4 | 127 | 422 | 325 | 140 |
| Sunny days | 16 | 21 | 13 | 20 | 15 | 10 | 26 | 29 | 12 | 12 | 11 | 13 |
| Rainy days | 15 | 7 | 18 | 10 | 16 | 20 | 5 | 2 | 18 | 19 | 19 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Costilhão during the most sunny months:
The largest precipitation sum in Costilhão is at