Average annual temperature is 12.6 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: -13.7 °C
Number of sunny days: 142 days
Number of rainy days: 209 days
Number of snow days: 14 days
Look at detailed online map of Gilly-sur-Isère
* Weather data for Gilly-sur-Isère 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) | 18.5 | 18.6 | 22.7 | 22.9 | 25.6 | 30.0 | 36.4 | 37.6 | 31.1 | 29.5 | 16.9 | 15.5 |
| Average daytime temperature (°C) | 6.6 | 11.5 | 14.0 | 15.0 | 20.2 | 25.5 | 27.6 | 27.4 | 26.1 | 21.6 | 10.8 | 9.8 |
| Average temperature (°C) | 2.0 | 4.7 | 8.4 | 10.0 | 15.1 | 20.1 | 21.8 | 21.7 | 19.8 | 15.4 | 6.8 | 5.0 |
| Average night temperature (°C) | -3.1 | -2.1 | 2.8 | 4.5 | 9.9 | 13.5 | 15.6 | 15.1 | 12.9 | 9.2 | 2.9 | 0.5 |
| Absolute minimum temperature (°C) | -12.4 | -13.7 | -5.7 | -1.0 | 5.0 | 9.3 | 9.2 | 9.9 | 6.7 | 4.0 | -5.2 | -13.4 |
| 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) | 5.7 | 8.4 | 6.9 | 8.4 | 10.3 | 12.6 | 12.6 | 10.8 | 10.3 | 7.3 | 3.9 | 4.0 |
| Precipitation (mm) | 131 | 8 | 315 | 195 | 220 | 171 | 191 | 134 | 82 | 196 | 372 | 279 |
| Sunny days | 15 | 21 | 11 | 9 | 2 | 8 | 9 | 16 | 17 | 16 | 4 | 14 |
| Rainy days | 9 | 5 | 19 | 21 | 29 | 22 | 22 | 15 | 13 | 15 | 24 | 15 |
| Snow days | 7 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 |
The best time to visit Gilly-sur-Isère during the most sunny months:
Months with the longest average daylight duration in Gilly-sur-Isère:
The largest precipitation sum in Gilly-sur-Isère is at