Average annual temperature is 12.2 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: -17.6 °C
Number of sunny days: 188 days
Number of rainy days: 166 days
Number of snow days: 11 days
Look at detailed online map of Ilto
* Weather data for Ilto South Korea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 11.0 | 8.9 | 21.5 | 23.7 | 26.3 | 31.6 | 32.7 | 34.8 | 30.4 | 22.9 | 22.0 | 15.3 |
| Average daytime temperature (°C) | 1.5 | 5.0 | 11.8 | 16.2 | 20.9 | 24.4 | 28.4 | 29.4 | 26.2 | 19.4 | 9.6 | 4.1 |
| Average temperature (°C) | -2.8 | 0.3 | 6.6 | 11.6 | 16.5 | 20.9 | 25.0 | 25.7 | 22.2 | 14.5 | 5.3 | 0.1 |
| Average night temperature (°C) | -7.3 | -3.7 | 1.8 | 7.7 | 12.4 | 17.9 | 22.4 | 22.6 | 18.8 | 10.0 | 1.2 | -3.8 |
| Absolute minimum temperature (°C) | -17.6 | -7.1 | -3.1 | 1.8 | 4.7 | 14.3 | 19.7 | 17.9 | 13.4 | 5.4 | -6.9 | -14.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.0 | 8.5 | 9.2 | 7.6 | 9.1 | 9.4 | 7.9 | 8.8 | 7.8 | 8.3 | 7.0 | 6.3 |
| Precipitation (mm) | 46 | 4 | 23 | 120 | 164 | 222 | 347 | 319 | 133 | 47 | 92 | 78 |
| Sunny days | 20 | 25 | 23 | 16 | 22 | 9 | 6 | 7 | 9 | 18 | 17 | 16 |
| Rainy days | 6 | 3 | 8 | 14 | 9 | 21 | 25 | 24 | 21 | 13 | 12 | 10 |
| Snow days | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 |
The largest precipitation sum in Ilto is at