Average annual temperature is 14.6 °C
Absolute maximum temperature: 33.3 °C
Absolute minimum temperature: -9.3 °C
Number of sunny days: 161 days
Number of rainy days: 195 days
Number of snow days: 9 days
Look at detailed online map of Jangsu
* Weather data for Jangsu 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) | 14.0 | 11.4 | 17.6 | 21.2 | 24.2 | 27.2 | 30.3 | 33.3 | 29.4 | 23.4 | 24.1 | 17.8 |
| Average daytime temperature (°C) | 5.7 | 5.7 | 11.4 | 15.5 | 19.3 | 23.0 | 27.1 | 29.8 | 26.3 | 20.4 | 13.6 | 8.3 |
| Average temperature (°C) | 3.1 | 3.3 | 8.1 | 12.3 | 16.8 | 20.9 | 25.1 | 26.9 | 23.8 | 17.5 | 10.9 | 5.9 |
| Average night temperature (°C) | -0.1 | 1.0 | 5.0 | 9.6 | 14.5 | 19.3 | 23.5 | 24.6 | 21.5 | 14.5 | 7.4 | 2.9 |
| Absolute minimum temperature (°C) | -9.3 | -2.5 | -0.3 | 4.8 | 8.5 | 16.2 | 21.2 | 21.4 | 16.6 | 11.0 | 0.3 | -6.7 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.4 | 7.4 | 8.5 | 7.8 | 7.5 | 8.9 | 6.5 | 10.4 | 8.3 | 8.1 | 6.3 | 4.8 |
| Precipitation (mm) | 37 | 36 | 63 | 95 | 214 | 167 | 395 | 149 | 152 | 26 | 82 | 73 |
| Sunny days | 17 | 18 | 23 | 14 | 13 | 15 | 3 | 4 | 8 | 19 | 16 | 11 |
| Rainy days | 10 | 10 | 8 | 16 | 18 | 15 | 28 | 27 | 22 | 12 | 14 | 15 |
| Snow days | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 |
The best time to visit Jangsu during the most sunny months:
The largest precipitation sum in Jangsu is at