Last updated: August 22, 2025
In Pernik, Bulgaria, the average temperature for December hovers around 2°C (36°F). Be prepared for a chill, with minimums dipping to -12°C (11°F) and maximums reaching up to 14°C (57°F). This month sees approximately 80 mm (3.2 in) of precipitation over 12 days, contributing to an average humidity of 89%. Dress warmly and enjoy the unique weather!
In December in Pernik, the average temperature is 2°C (36°F). Maximum can reach 14°C (57°F), and minimum can be as low as -12°C (11°F). Travelers should be prepared for chilly conditions, with the possibility of warmer daytime temperatures and cold nights.
In Pernik in December, the precipitation amount is 80 mm (3.2 in) over a span of 12 days.
In Pernik in December, humidity is 89%. With an average temperature of 2°C (36°F), this humidity feels like an uncomfortable chill that clings to your skin, making outdoor activities feel even colder and less inviting for traveling.
In Pernik 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 Pernik, you can visit Hourly UV Index in Pernik.
UV Risk Categories
Weather in Pernik varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Pernik, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 0°C (31°F) | 56 mm (2.2 inches) | 89% | low |
| February Weather | 3°C (38°F) | 47 mm (1.9 inches) | 85% | moderate |
| March Weather | 6°C (42°F) | 75 mm (2.9 inches) | 83% | high |
| April Weather | 10°C (50°F) | 53 mm (2.1 inches) | 71% | very high |
| May Weather | 15°C (59°F) | 47 mm (1.8 inches) | 73% | very high |
| June Weather | 19°C (66°F) | 58 mm (2.3 inches) | 67% | very high |
| July Weather | 21°C (70°F) | 50 mm (2.0 inches) | 68% | very high |
| August Weather | 22°C (71°F) | 24 mm (0.9 inches) | 50% | very high |
| September Weather | 17°C (63°F) | 25 mm (1.0 inches) | 59% | high |
| October Weather | 11°C (53°F) | 45 mm (1.8 inches) | 79% | high |
| November Weather | 6°C (44°F) | 38 mm (1.5 inches) | 87% | moderate |
| December Weather | 2°C (36°F) | 80 mm (3.2 inches) | 89% | low |