Average annual temperature is 14.3 °C
Absolute maximum temperature: 28.5 °C
Absolute minimum temperature: -7.2 °C
Number of sunny days: 198 days
Number of rainy days: 157 days
Number of snow days: 10 days
Look at detailed online map of Sinch’on
* Weather data for Sinch’on 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) | 12.5 | 8.2 | 13.4 | 16.6 | 20.3 | 23.5 | 25.8 | 28.5 | 25.8 | 21.7 | 21.3 | 14.8 |
| Average daytime temperature (°C) | 5.9 | 5.0 | 8.9 | 12.9 | 16.4 | 20.4 | 23.7 | 26.0 | 24.1 | 19.3 | 13.3 | 8.6 |
| Average temperature (°C) | 4.3 | 3.9 | 7.5 | 11.4 | 15.3 | 19.4 | 23.0 | 25.0 | 23.3 | 18.4 | 11.9 | 7.2 |
| Average night temperature (°C) | 2.3 | 2.7 | 6.1 | 10.0 | 14.3 | 18.5 | 22.2 | 24.2 | 22.3 | 17.1 | 9.8 | 5.4 |
| Absolute minimum temperature (°C) | -7.2 | 0.3 | 3.5 | 6.8 | 10.4 | 15.0 | 20.4 | 21.9 | 17.2 | 14.4 | 2.7 | -3.1 |
| 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) | 6.0 | 7.3 | 8.6 | 8.2 | 7.7 | 8.7 | 7.1 | 10.6 | 8.5 | 8.3 | 6.3 | 4.3 |
| Precipitation (mm) | 37 | 32 | 19 | 85 | 191 | 175 | 421 | 133 | 148 | 31 | 86 | 104 |
| Sunny days | 14 | 23 | 23 | 15 | 16 | 18 | 8 | 19 | 17 | 20 | 15 | 10 |
| Rainy days | 12 | 5 | 8 | 15 | 15 | 12 | 23 | 12 | 13 | 11 | 15 | 16 |
| Snow days | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 |
The best time to visit Sinch’on during the most sunny months:
The largest precipitation sum in Sinch’on is at