Average annual temperature is 11.9 °C
Absolute maximum temperature: 31.1 °C
Absolute minimum temperature: -5.0 °C
Number of sunny days: 130 days
Number of rainy days: 234 days
Number of snow days: 1 day
Look at detailed online map of Sint-Juliaan
* Weather data for Sint-Juliaan 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) | 14.4 | 11.8 | 16.2 | 16.9 | 22.7 | 30.2 | 30.1 | 26.8 | 31.1 | 24.8 | 15.0 | 12.8 |
| Average daytime temperature (°C) | 8.0 | 9.0 | 10.6 | 12.3 | 17.0 | 24.1 | 22.2 | 21.7 | 23.1 | 17.3 | 10.6 | 9.2 |
| Average temperature (°C) | 5.6 | 5.6 | 7.4 | 8.4 | 12.6 | 18.9 | 18.2 | 17.8 | 18.5 | 13.8 | 8.2 | 7.1 |
| Average night temperature (°C) | 3.1 | 2.4 | 4.1 | 4.3 | 8.0 | 13.5 | 14.4 | 13.8 | 14.1 | 10.6 | 6.0 | 4.8 |
| Absolute minimum temperature (°C) | -4.0 | -4.3 | -2.2 | -1.8 | 3.6 | 9.9 | 11.2 | 10.7 | 9.6 | 3.6 | -1.8 | -5.0 |
| 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 | 8.0 |
| 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) | 3.8 | 4.9 | 4.7 | 8.0 | 10.7 | 12.8 | 11.1 | 10.9 | 9.0 | 6.3 | 3.5 | 2.2 |
| Precipitation (mm) | 89 | 5 | 136 | 74 | 48 | 41 | 95 | 84 | 59 | 140 | 156 | 82 |
| Sunny days | 8 | 17 | 4 | 9 | 18 | 20 | 6 | 9 | 18 | 11 | 3 | 7 |
| Rainy days | 23 | 10 | 27 | 21 | 13 | 10 | 25 | 22 | 12 | 20 | 27 | 24 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sint-Juliaan during the most sunny months:
Months with the longest average daylight duration in Sint-Juliaan:
The largest precipitation sum in Sint-Juliaan is at