Average annual temperature is 12.0 °C
Absolute maximum temperature: 31.7 °C
Absolute minimum temperature: -5.2 °C
Number of sunny days: 114 days
Number of rainy days: 250 days
Number of snow days: 1 day
Look at detailed online map of Sint-Gillis-Waas
* Weather data for Sint-Gillis-Waas 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 | 11.8 | 17.3 | 17.8 | 23.6 | 30.8 | 31.7 | 26.0 | 31.6 | 24.7 | 15.3 | 12.4 |
| Average daytime temperature (°C) | 7.7 | 8.7 | 10.6 | 12.4 | 17.9 | 25.2 | 22.6 | 21.8 | 23.3 | 17.1 | 10.3 | 8.9 |
| Average temperature (°C) | 5.5 | 5.5 | 7.3 | 8.6 | 13.2 | 20.1 | 18.5 | 17.9 | 18.5 | 13.6 | 7.8 | 6.8 |
| Average night temperature (°C) | 3.2 | 2.2 | 4.0 | 4.6 | 8.4 | 14.2 | 14.2 | 14.0 | 13.7 | 10.5 | 5.4 | 4.5 |
| Absolute minimum temperature (°C) | -3.6 | -4.0 | -2.7 | -0.8 | 3.5 | 9.6 | 11.5 | 10.1 | 8.8 | 3.7 | -2.4 | -5.2 |
| 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 | 13.9 | 15.6 | 16.5 | 16.1 | 14.5 | 12.6 | 10.7 | 8.9 | 8.0 |
| Daylight minimum duration (h) | 7.0 | 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) | 3.5 | 4.1 | 4.4 | 7.4 | 10.8 | 12.7 | 10.4 | 9.9 | 8.7 | 5.9 | 3.4 | 2.0 |
| Precipitation (mm) | 99 | 12 | 144 | 64 | 71 | 51 | 116 | 90 | 71 | 137 | 146 | 90 |
| Sunny days | 7 | 12 | 3 | 7 | 17 | 21 | 4 | 8 | 16 | 10 | 2 | 7 |
| Rainy days | 24 | 15 | 28 | 23 | 14 | 9 | 27 | 23 | 14 | 21 | 28 | 24 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sint-Gillis-Waas during the most sunny months:
Months with the longest average daylight duration in Sint-Gillis-Waas:
The largest precipitation sum in Sint-Gillis-Waas is at