Average annual temperature is 11.7 °C
Absolute maximum temperature: 31.3 °C
Absolute minimum temperature: -4.9 °C
Number of sunny days: 123 days
Number of rainy days: 241 days
Number of snow days: 1 day
Look at detailed online map of Jo
* Weather data for Jo 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) | 14.1 | 11.3 | 16.4 | 16.6 | 22.6 | 30.7 | 30.6 | 26.8 | 31.3 | 24.7 | 15.0 | 12.6 |
| Average daytime temperature (°C) | 7.7 | 8.7 | 10.3 | 12.1 | 16.9 | 24.5 | 22.1 | 21.5 | 22.9 | 17.0 | 10.2 | 8.9 |
| Average temperature (°C) | 5.4 | 5.3 | 7.1 | 8.3 | 12.5 | 19.2 | 18.1 | 17.6 | 18.3 | 13.5 | 7.9 | 6.8 |
| Average night temperature (°C) | 2.9 | 2.0 | 3.8 | 4.2 | 7.9 | 13.4 | 14.1 | 13.5 | 13.7 | 10.4 | 5.6 | 4.4 |
| Absolute minimum temperature (°C) | -4.2 | -4.4 | -2.1 | -2.1 | 3.2 | 9.6 | 11.1 | 10.1 | 9.2 | 3.3 | -2.0 | -4.9 |
| 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 | 15.6 | 16.5 | 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) | 3.9 | 4.5 | 4.7 | 8.1 | 10.8 | 13.1 | 10.9 | 10.6 | 8.9 | 6.3 | 3.4 | 2.2 |
| Precipitation (mm) | 95 | 9 | 139 | 88 | 50 | 31 | 107 | 84 | 68 | 124 | 150 | 89 |
| Sunny days | 7 | 15 | 3 | 10 | 18 | 20 | 5 | 8 | 18 | 9 | 3 | 7 |
| Rainy days | 24 | 12 | 28 | 20 | 13 | 10 | 26 | 23 | 12 | 22 | 27 | 24 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Jo during the most sunny months:
Months with the longest average daylight duration in Jo:
The largest precipitation sum in Jo is at