Average annual temperature is 11.2 °C
Absolute maximum temperature: 30.6 °C
Absolute minimum temperature: -5.9 °C
Number of sunny days: 122 days
Number of rainy days: 239 days
Number of snow days: 4 days
Look at detailed online map of Saint-Jean-lès-Longuyon
* Weather data for Saint-Jean-lès-Longuyon France is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 13.2 | 12.9 | 15.4 | 18.1 | 23.7 | 29.1 | 30.6 | 28.6 | 29.6 | 23.9 | 14.2 | 11.1 |
| Average daytime temperature (°C) | 5.9 | 7.4 | 10.0 | 12.0 | 18.1 | 25.3 | 22.9 | 21.9 | 22.9 | 16.3 | 8.8 | 6.9 |
| Average temperature (°C) | 3.9 | 3.7 | 6.4 | 7.9 | 13.5 | 20.1 | 18.5 | 17.7 | 17.7 | 12.4 | 6.5 | 5.1 |
| Average night temperature (°C) | 1.7 | 0.8 | 2.6 | 3.6 | 8.9 | 14.2 | 13.8 | 13.3 | 13.0 | 8.6 | 4.2 | 3.2 |
| Absolute minimum temperature (°C) | -5.9 | -5.6 | -4.4 | -3.8 | 4.2 | 9.0 | 9.7 | 8.4 | 5.1 | 2.3 | -4.8 | -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 | 15.0 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.7 | 10.1 | 11.9 | 13.7 | 15.4 | 16.2 | 15.8 | 14.4 | 12.6 | 10.8 | 9.1 | 8.2 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 2.3 | 5.0 | 5.8 | 7.7 | 11.8 | 13.9 | 10.1 | 9.9 | 10.0 | 5.8 | 2.4 | 1.5 |
| Precipitation (mm) | 118 | 11 | 118 | 90 | 44 | 37 | 99 | 137 | 48 | 122 | 152 | 99 |
| Sunny days | 6 | 15 | 8 | 7 | 12 | 21 | 7 | 8 | 18 | 12 | 1 | 7 |
| Rainy days | 21 | 13 | 23 | 23 | 19 | 9 | 24 | 23 | 12 | 19 | 29 | 24 |
| Snow days | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Saint-Jean-lès-Longuyon during the most sunny months:
Months with the longest average daylight duration in Saint-Jean-lès-Longuyon:
The largest precipitation sum in Saint-Jean-lès-Longuyon is at