Last updated: August 27, 2025
In December, the average temperature in Koroska Bela, Slovenia hovers around -1°C (30°F). Expect chilly conditions, with minimum temperatures plummeting to -17°C (1°F) and a maximum reaching a mild 10°C (49°F). During this period, the area receives significant precipitation, totaling 129 mm (5.1 in) across 11 days. The air is quite damp as well, with an average humidity of 89%.
In December in Koroska Bela, the average temperature is -1°C (30°F), with maximums reaching up to 10°C (49°F) and minimums dipping as low as -17°C (1°F). Be prepared for chilly weather if you plan to travel during this time, and dress warmly to fully enjoy your visit!
In Koroska Bela in December, the precipitation amount is 129 mm (5.1 in) spread over 11 days, indicating a wet period for the area.
In Koroska Bela in December humidity is 89%. With an average temperature of -1°C (30°F), this humidity feels like a biting chill that wraps around you, making outdoor travel uncomfortable and brisk, as the cold air sharpens the dampness, leaving you feeling colder than the thermometer suggests.
In Koroska Bela 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 Koroska Bela, you can visit Hourly UV Index in Koroska Bela.
UV Risk Categories
Weather in Koroska Bela varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Koroska Bela, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (27°F) | 50 mm (2.0 inches) | 91% | low |
| February Weather | 0°C (32°F) | 85 mm (3.4 inches) | 87% | moderate |
| March Weather | 3°C (37°F) | 83 mm (3.3 inches) | 82% | high |
| April Weather | 8°C (46°F) | 116 mm (4.6 inches) | 79% | high |
| May Weather | 12°C (53°F) | 189 mm (7.4 inches) | 74% | very high |
| June Weather | 17°C (63°F) | 137 mm (5.4 inches) | 75% | very high |
| July Weather | 18°C (64°F) | 165 mm (6.5 inches) | 74% | very high |
| August Weather | 18°C (65°F) | 215 mm (8.5 inches) | 68% | very high |
| September Weather | 13°C (56°F) | 192 mm (7.6 inches) | 74% | high |
| October Weather | 9°C (48°F) | 104 mm (4.1 inches) | 88% | moderate |
| November Weather | 4°C (39°F) | 156 mm (6.2 inches) | 90% | moderate |
| December Weather | -1°C (30°F) | 129 mm (5.1 inches) | 89% | low |