Average annual temperature is 10.9 °C
Absolute maximum temperature: 34.9 °C
Absolute minimum temperature: -12.4 °C
Number of sunny days: 145 days
Number of rainy days: 208 days
Number of snow days: 12 days
Look at detailed online map of Chez-les-Gex
* Weather data for Chez-les-Gex 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) | 14.0 | 13.6 | 20.8 | 20.9 | 23.3 | 27.9 | 32.9 | 34.9 | 27.8 | 24.4 | 14.8 | 12.0 |
| Average daytime temperature (°C) | 4.5 | 8.7 | 11.0 | 12.7 | 17.5 | 23.5 | 24.9 | 24.9 | 22.9 | 17.9 | 8.0 | 6.6 |
| Average temperature (°C) | 1.0 | 3.7 | 6.2 | 8.1 | 13.2 | 18.7 | 20.1 | 20.2 | 18.0 | 13.2 | 4.5 | 3.2 |
| Average night temperature (°C) | -2.3 | -0.3 | 1.6 | 3.7 | 8.8 | 13.7 | 14.8 | 15.2 | 12.9 | 8.4 | 1.5 | -0.1 |
| Absolute minimum temperature (°C) | -12.4 | -4.9 | -3.4 | -2.4 | 5.0 | 9.8 | 8.9 | 8.2 | 6.4 | 3.9 | -2.9 | -5.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 |
| Daylight mean duration (h) | 9.2 | 10.4 | 11.9 | 13.5 | 14.9 | 15.6 | 15.3 | 14.1 | 12.5 | 10.9 | 9.5 | 8.8 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 4.9 | 8.6 | 7.5 | 8.5 | 10.3 | 12.7 | 13.0 | 11.1 | 10.2 | 7.7 | 4.6 | 4.1 |
| Precipitation (mm) | 164 | 15 | 257 | 147 | 136 | 166 | 127 | 92 | 108 | 286 | 284 | 242 |
| Sunny days | 13 | 21 | 9 | 8 | 3 | 8 | 10 | 19 | 18 | 18 | 5 | 13 |
| Rainy days | 12 | 6 | 20 | 22 | 28 | 22 | 21 | 12 | 12 | 13 | 23 | 17 |
| Snow days | 6 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 1 |
The best time to visit Chez-les-Gex during the most sunny months:
Months with the longest average daylight duration in Chez-les-Gex:
The largest precipitation sum in Chez-les-Gex is at