Average annual temperature is 16.2 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: -0.8 °C
Number of sunny days: 210 days
Number of rainy days: 155 days
Look at detailed online map of Castellar del Vallès
* Weather data for Castellar del Vallès Spain is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 15.6 | 21.0 | 25.1 | 26.1 | 25.7 | 32.4 | 38.3 | 37.2 | 30.6 | 28.8 | 23.5 | 20.0 |
| Average daytime temperature (°C) | 12.1 | 14.0 | 19.0 | 21.5 | 21.3 | 27.0 | 30.0 | 30.6 | 26.8 | 24.0 | 18.0 | 15.2 |
| Average temperature (°C) | 7.0 | 8.3 | 12.7 | 15.1 | 16.4 | 22.1 | 24.8 | 25.0 | 21.5 | 18.8 | 12.7 | 8.9 |
| Average night temperature (°C) | 3.3 | 4.1 | 8.0 | 10.0 | 12.1 | 17.8 | 20.4 | 20.4 | 17.4 | 15.2 | 8.5 | 4.4 |
| Absolute minimum temperature (°C) | -0.8 | 0.8 | -0.5 | 6.3 | 8.9 | 13.9 | 17.9 | 13.9 | 12.4 | 8.6 | 3.0 | 1.8 |
| 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 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.5 | 7.9 | 9.8 | 11.6 | 11.2 | 12.0 | 13.0 | 11.7 | 10.4 | 8.7 | 7.6 | 7.1 |
| Precipitation (mm) | 14 | 62 | 7 | 62 | 164 | 89 | 37 | 56 | 60 | 36 | 21 | 10 |
| Sunny days | 22 | 17 | 22 | 17 | 10 | 9 | 15 | 18 | 17 | 19 | 20 | 24 |
| Rainy days | 9 | 11 | 9 | 13 | 21 | 21 | 16 | 13 | 13 | 12 | 10 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Castellar del Vallès during the most sunny months:
The largest precipitation sum in Castellar del Vallès is at