Last updated: August 23, 2025
In December, the average temperature in Sunch'on, North Korea hovers around -4°C (24°F). However, temperatures can experience a striking range, dipping as low as -27°C (-16°F) and peaking at a mild 9°C (48°F). This month also sees an average precipitation of 27 mm (1.1 in) over the course of 5 days, with an average humidity of 69%, making for a chilly but captivating atmosphere.
In December in Sunch'on, the average temperature is -4°C (24°F). Maximum temperatures can reach 9°C (48°F), while minimums can drop as low as -27°C (-16°F). Be prepared for chilly weather and pack accordingly for your travels.
In Sunch'on in December, the precipitation amount is 27 mm (1.1 in) over a period of 5 days.
In Sunch'on in December, humidity is 69%. With an average temperature of -4°C (24°F), this humidity feels like a brisk, icy embrace that can make outdoor activities feel more challenging. Travelers should be prepared for a biting cold that can seep into clothing and make even short excursions outside feel more intense, urging them to bundle up and seek warmth frequently.
In Sunch'on in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Sunch'on, you can visit Hourly UV Index in Sunch'on.
UV Risk Categories
Weather in Sunch'on varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sunch'on, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (21°F) | 13 mm (0.5 inches) | 65% | moderate |
| February Weather | -3°C (27°F) | 22 mm (0.9 inches) | 61% | moderate |
| March Weather | 5°C (41°F) | 37 mm (1.4 inches) | 60% | high |
| April Weather | 11°C (52°F) | 58 mm (2.3 inches) | 67% | very high |
| May Weather | 17°C (62°F) | 122 mm (4.8 inches) | 76% | very high |
| June Weather | 21°C (70°F) | 151 mm (5.9 inches) | 83% | very high |
| July Weather | 25°C (77°F) | 216 mm (8.5 inches) | 88% | very high |
| August Weather | 25°C (77°F) | 332 mm (13.1 inches) | 90% | extreme |
| September Weather | 20°C (68°F) | 127 mm (5.0 inches) | 77% | very high |
| October Weather | 12°C (55°F) | 53 mm (2.1 inches) | 80% | high |
| November Weather | 4°C (40°F) | 66 mm (2.6 inches) | 76% | moderate |
| December Weather | -4°C (24°F) | 27 mm (1.1 inches) | 69% | low |