Average annual temperature is 15.9 °C
Absolute maximum temperature: 40.0 °C
Absolute minimum temperature: -0.2 °C
Number of sunny days: 236 days
Number of rainy days: 129 days
Look at detailed online map of Castelo Novo
* Weather data for Castelo Novo 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) | 15.1 | 17.8 | 23.7 | 30.6 | 29.5 | 36.6 | 36.5 | 40.0 | 31.1 | 30.9 | 19.7 | 16.4 |
| Average daytime temperature (°C) | 11.5 | 13.1 | 17.2 | 23.5 | 23.8 | 27.6 | 31.4 | 33.5 | 24.6 | 22.4 | 16.2 | 12.1 |
| Average temperature (°C) | 7.6 | 8.1 | 11.9 | 16.8 | 18.0 | 21.9 | 23.6 | 25.7 | 19.1 | 17.8 | 12.2 | 8.0 |
| Average night temperature (°C) | 4.1 | 4.2 | 7.3 | 10.5 | 12.7 | 16.8 | 16.6 | 18.7 | 14.8 | 13.9 | 9.1 | 4.5 |
| Absolute minimum temperature (°C) | -0.2 | -0.1 | 0.1 | 4.7 | 9.5 | 11.9 | 12.9 | 14.4 | 9.9 | 7.7 | 4.9 | 0.2 |
| 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 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| 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) | 7.0 | 8.9 | 9.4 | 11.6 | 11.4 | 12.5 | 13.3 | 12.7 | 9.5 | 6.6 | 6.6 | 6.0 |
| Precipitation (mm) | 72 | 20 | 44 | 12 | 118 | 80 | 0 | 1 | 92 | 188 | 87 | 38 |
| Sunny days | 20 | 21 | 19 | 24 | 19 | 14 | 31 | 29 | 15 | 12 | 16 | 16 |
| Rainy days | 11 | 7 | 12 | 6 | 12 | 16 | 0 | 2 | 15 | 19 | 14 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Castelo Novo during the most sunny months:
The largest precipitation sum in Castelo Novo is at