Last updated: August 27, 2025
In December, the average temperature in Stelnica, Romania is a crisp 4°C (39°F). Expect temperatures to fluctuate, with minimums dipping to -11°C (12°F) and maximums reaching a pleasant 19°C (66°F). Be prepared for 58 mm (2.3 in) of precipitation over about 10 days, contributing to an average humidity of 86%.
In December in Stelnica, the average temperature is 4°C (39°F). The maximum can reach 19°C (66°F), while the minimum can dip as low as -11°C (12°F). Be prepared for a wide range of temperatures when traveling during this time, as layering your clothing will help you stay comfortable throughout the day.
In Stelnica in December, the total precipitation amount is 58 mm (2.3 in), measured over a span of 10 days.
In Stelnica in December humidity is 86%. With an average temperature of 4°C (39°F), this humidity feels like a chilly mist enveloping you, making it essential to bundle up while exploring, as each breath comes with a damp chill that can be quite refreshing yet starkly invigorating for travelers.
In Stelnica 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 Stelnica, you can visit Hourly UV Index in Stelnica.
UV Risk Categories
Weather in Stelnica varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Stelnica, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (34°F) | 38 mm (1.5 inches) | 87% | low |
| February Weather | 3°C (39°F) | 41 mm (1.6 inches) | 83% | moderate |
| March Weather | 6°C (43°F) | 51 mm (2.0 inches) | 80% | moderate |
| April Weather | 11°C (52°F) | 31 mm (1.2 inches) | 76% | high |
| May Weather | 17°C (63°F) | 47 mm (1.9 inches) | 73% | very high |
| June Weather | 22°C (71°F) | 92 mm (3.6 inches) | 68% | very high |
| July Weather | 24°C (75°F) | 57 mm (2.3 inches) | 65% | very high |
| August Weather | 24°C (76°F) | 21 mm (0.8 inches) | 53% | very high |
| September Weather | 20°C (68°F) | 17 mm (0.7 inches) | 61% | high |
| October Weather | 14°C (57°F) | 45 mm (1.8 inches) | 77% | moderate |
| November Weather | 8°C (47°F) | 33 mm (1.3 inches) | 85% | moderate |
| December Weather | 4°C (39°F) | 58 mm (2.3 inches) | 86% | low |