Average annual temperature is 13.6 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -15.3 °C
Number of sunny days: 204 days
Number of rainy days: 155 days
Number of snow days: 6 days
Look at detailed online map of Sinjangno
* Weather data for Sinjangno 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) | 12.3 | 13.5 | 24.1 | 26.1 | 33.9 | 34.7 | 33.8 | 35.5 | 30.4 | 22.9 | 25.2 | 16.1 |
| Average daytime temperature (°C) | 3.9 | 8.4 | 17.4 | 19.6 | 25.0 | 29.3 | 30.2 | 31.2 | 26.9 | 20.3 | 11.9 | 5.7 |
| Average temperature (°C) | -1.2 | 2.2 | 9.9 | 13.1 | 19.1 | 23.6 | 25.8 | 26.7 | 22.4 | 14.0 | 6.4 | 1.1 |
| Average night temperature (°C) | -5.5 | -2.6 | 3.1 | 7.2 | 13.5 | 18.7 | 22.3 | 22.9 | 18.6 | 8.6 | 1.5 | -2.8 |
| Absolute minimum temperature (°C) | -15.3 | -6.4 | -3.5 | 1.4 | 4.7 | 14.5 | 18.3 | 17.4 | 13.5 | 2.8 | -6.8 | -12.5 |
| 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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| 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) | 7.5 | 7.7 | 9.1 | 8.4 | 8.5 | 10.0 | 7.7 | 9.1 | 7.7 | 8.6 | 7.8 | 6.6 |
| Precipitation (mm) | 27 | 10 | 38 | 57 | 139 | 261 | 442 | 331 | 233 | 10 | 51 | 82 |
| Sunny days | 22 | 22 | 23 | 18 | 20 | 11 | 5 | 7 | 14 | 24 | 17 | 21 |
| Rainy days | 5 | 6 | 8 | 12 | 11 | 19 | 26 | 24 | 16 | 7 | 13 | 8 |
| Snow days | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Sinjangno is at