Last updated: August 27, 2025
In December, the average temperature in Joseni, Romania hovers around -3°C (27°F), with minimums dropping as low as -24°C (-11°F) and maximums reaching up to 10°C (50°F). Prepare for the chill, as you'll experience 67 mm (2.6 in) of precipitation over 13 days, with humidity averaging a brisk 90%.
In December in Joseni, the average temperature is -3°C (27°F). The maximum can reach 10°C (50°F) and the minimum can be as low as -24°C (-11°F). Ensure you pack warm clothing and be prepared for a range of chilly weather conditions while exploring this destination.
In Joseni in December, the precipitation amount is 67 mm (2.6 in) spread over 13 days.
In Joseni in December humidity is 90%. With an average temperature of -3°C (27°F), this humidity feels like a bitter chill that seeps into your bones, making travel uncomfortable and necessitating extra layers to combat both the cold and the dampness in the air.
In Joseni 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 Joseni, you can visit Hourly UV Index in Joseni.
UV Risk Categories
Weather in Joseni varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Joseni, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (22°F) | 32 mm (1.3 inches) | 92% | low |
| February Weather | -3°C (27°F) | 57 mm (2.2 inches) | 88% | moderate |
| March Weather | 0°C (32°F) | 55 mm (2.2 inches) | 86% | high |
| April Weather | 5°C (42°F) | 52 mm (2.1 inches) | 79% | high |
| May Weather | 11°C (52°F) | 120 mm (4.7 inches) | 73% | very high |
| June Weather | 15°C (60°F) | 137 mm (5.4 inches) | 73% | very high |
| July Weather | 16°C (62°F) | 121 mm (4.7 inches) | 68% | very high |
| August Weather | 17°C (63°F) | 94 mm (3.7 inches) | 56% | very high |
| September Weather | 12°C (54°F) | 60 mm (2.4 inches) | 62% | high |
| October Weather | 7°C (45°F) | 47 mm (1.8 inches) | 80% | moderate |
| November Weather | 2°C (37°F) | 30 mm (1.2 inches) | 89% | moderate |
| December Weather | -3°C (27°F) | 67 mm (2.6 inches) | 90% | low |