Average annual temperature is 12.0 °C
Absolute maximum temperature: 31.8 °C
Absolute minimum temperature: -5.1 °C
Number of sunny days: 117 days
Number of rainy days: 247 days
Number of snow days: 1 day
Look at detailed online map of Arc-Ainières
* Weather data for Arc-Ainières Belgium 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 | 11.6 | 17.1 | 17.0 | 23.5 | 30.1 | 30.5 | 27.6 | 31.8 | 24.7 | 15.3 | 12.9 |
| Average daytime temperature (°C) | 7.6 | 8.8 | 10.7 | 12.6 | 17.8 | 25.0 | 22.3 | 22.1 | 23.4 | 17.2 | 10.4 | 8.9 |
| Average temperature (°C) | 5.4 | 5.6 | 7.4 | 8.6 | 13.2 | 19.8 | 18.4 | 18.0 | 18.7 | 13.7 | 8.0 | 6.9 |
| Average night temperature (°C) | 2.9 | 2.4 | 3.9 | 4.5 | 8.3 | 14.0 | 14.3 | 13.9 | 14.3 | 10.5 | 5.7 | 4.7 |
| Absolute minimum temperature (°C) | -3.8 | -4.0 | -2.7 | -1.9 | 3.8 | 9.9 | 11.3 | 10.6 | 9.0 | 3.3 | -0.1 | -5.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.5 | 10.0 | 11.9 | 13.8 | 15.5 | 16.4 | 16.0 | 14.5 | 12.6 | 10.7 | 9.0 | 8.1 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 10.0 | 12.0 | 14.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 7.0 |
| Sunshine mean duration (h) | 3.3 | 4.5 | 4.2 | 7.5 | 10.3 | 13.1 | 10.4 | 10.1 | 9.0 | 6.0 | 3.3 | 2.1 |
| Precipitation (mm) | 84 | 9 | 145 | 85 | 59 | 35 | 114 | 86 | 55 | 119 | 131 | 87 |
| Sunny days | 8 | 12 | 4 | 10 | 15 | 20 | 3 | 7 | 18 | 9 | 3 | 8 |
| Rainy days | 23 | 15 | 27 | 20 | 16 | 10 | 28 | 24 | 12 | 22 | 27 | 23 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Arc-Ainières during the most sunny months:
Months with the longest average daylight duration in Arc-Ainières:
The largest precipitation sum in Arc-Ainières is at