Average annual temperature is 12.9 °C
Absolute maximum temperature: 32.5 °C
Absolute minimum temperature: -5.2 °C
Number of sunny days: 152 days
Number of rainy days: 213 days
Look at detailed online map of Isy
* Weather data for Isy 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) | 15.9 | 16.1 | 19.7 | 20.7 | 25.8 | 30.9 | 31.6 | 31.6 | 32.5 | 27.9 | 16.8 | 14.4 |
| Average daytime temperature (°C) | 7.7 | 9.6 | 12.4 | 14.2 | 19.7 | 26.2 | 24.9 | 24.2 | 25.4 | 19.0 | 11.8 | 9.5 |
| Average temperature (°C) | 5.7 | 5.1 | 8.5 | 9.9 | 14.8 | 20.9 | 20.0 | 19.7 | 19.7 | 14.3 | 9.0 | 7.2 |
| Average night temperature (°C) | 3.3 | 1.5 | 4.6 | 5.8 | 10.0 | 15.1 | 15.0 | 15.5 | 14.5 | 10.1 | 6.0 | 4.9 |
| Absolute minimum temperature (°C) | -2.9 | -5.2 | -2.1 | -1.1 | 5.9 | 10.7 | 10.8 | 10.1 | 6.1 | 4.7 | -0.4 | -3.6 |
| 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 | 15.0 | 14.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.9 | 10.2 | 11.9 | 13.6 | 15.2 | 15.9 | 15.6 | 14.2 | 12.6 | 10.9 | 9.3 | 8.5 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 2.8 | 6.1 | 6.6 | 8.0 | 11.6 | 12.4 | 11.2 | 9.3 | 9.9 | 6.9 | 4.6 | 2.6 |
| Precipitation (mm) | 75 | 12 | 79 | 54 | 56 | 88 | 50 | 68 | 66 | 106 | 93 | 56 |
| Sunny days | 7 | 18 | 9 | 10 | 17 | 20 | 13 | 9 | 18 | 15 | 5 | 11 |
| Rainy days | 24 | 10 | 22 | 20 | 14 | 10 | 18 | 22 | 12 | 16 | 25 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Isy during the most sunny months:
Months with the longest average daylight duration in Isy:
The largest precipitation sum in Isy is at