Last updated: August 23, 2025
In December, the average temperature in Sil-li, North Korea hovers around -3°C (26°F), with minimum values plummeting to -21°C (-5°F) and maximums peaking at 9°C (48°F). Expect about 21 mm (0.8 in) of precipitation spread over 4 days, alongside a comfortable average humidity of 69%.
In December in Sil-li, the average temperature is -3°C (26°F). The maximum can reach 9°C (48°F), while the minimum can drop as low as -21°C (-5°F). Travelers should be prepared for cold weather and pack accordingly.
In Sil-li in December, the precipitation amount is 21 mm (0.8 in) over a span of 4 days.
In Sil-li in December humidity is 69%. With an average temperature of -3°C (26°F), this humidity feels like a biting chill that wraps around you, making every breath feel heavy and crisp—perfect for travelers who are unaccustomed to such damp cold.
In Sil-li 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 Sil-li, you can visit Hourly UV Index in Sil-li.
UV Risk Categories
Weather in Sil-li varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sil-li, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -5°C (24°F) | 10 mm (0.4 inches) | 65% | moderate |
| February Weather | -2°C (28°F) | 17 mm (0.7 inches) | 61% | moderate |
| March Weather | 5°C (41°F) | 25 mm (1.0 inches) | 60% | high |
| April Weather | 12°C (53°F) | 51 mm (2.0 inches) | 67% | very high |
| May Weather | 17°C (63°F) | 110 mm (4.3 inches) | 76% | very high |
| June Weather | 22°C (71°F) | 154 mm (6.0 inches) | 83% | very high |
| July Weather | 26°C (79°F) | 189 mm (7.4 inches) | 88% | very high |
| August Weather | 26°C (79°F) | 285 mm (11.2 inches) | 90% | extreme |
| September Weather | 21°C (70°F) | 114 mm (4.5 inches) | 77% | very high |
| October Weather | 13°C (56°F) | 47 mm (1.9 inches) | 80% | high |
| November Weather | 5°C (41°F) | 59 mm (2.3 inches) | 76% | moderate |
| December Weather | -3°C (26°F) | 21 mm (0.8 inches) | 69% | low |