Last updated: August 27, 2025
In December, the average temperature in Valea Ierii, Romania hovers around 0°C (32°F), with a minimum of -19°C (-2°F) and a maximum reaching 11°C (53°F). Expect damp conditions, as precipitation totals 76 mm (3.0 in) over approximately 14 days, contributing to a notably high average humidity of 92%.
In December in Valea Ierii, the average temperature is 0°C (32°F). The maximum can reach 11°C (53°F), while the minimum can drop as low as -19°C (-2°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.
In Valea Ierii in December, the precipitation amount is 76 mm (3.0 in) spread over 14 days.
In Valea Ierii in December, humidity is 92%. With an average temperature of 0°C (32°F), this humidity feels like a heavy blanket enveloping you as you travel, making every step feel sluggish and the air thick with moisture, which can be both invigorating and exhausting at the same time.
In Valea Ierii 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 Valea Ierii, you can visit Hourly UV Index in Valea Ierii.
UV Risk Categories
Weather in Valea Ierii varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Valea Ierii, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (26°F) | 39 mm (1.5 inches) | 93% | low |
| February Weather | 0°C (32°F) | 56 mm (2.2 inches) | 88% | moderate |
| March Weather | 3°C (37°F) | 63 mm (2.5 inches) | 86% | moderate |
| April Weather | 8°C (46°F) | 67 mm (2.6 inches) | 79% | high |
| May Weather | 12°C (54°F) | 137 mm (5.4 inches) | 71% | very high |
| June Weather | 17°C (63°F) | 144 mm (5.7 inches) | 71% | very high |
| July Weather | 18°C (64°F) | 140 mm (5.5 inches) | 64% | very high |
| August Weather | 19°C (66°F) | 97 mm (3.8 inches) | 55% | very high |
| September Weather | 14°C (57°F) | 64 mm (2.5 inches) | 64% | high |
| October Weather | 9°C (48°F) | 57 mm (2.3 inches) | 83% | moderate |
| November Weather | 4°C (40°F) | 48 mm (1.9 inches) | 91% | moderate |
| December Weather | 0°C (32°F) | 76 mm (3.0 inches) | 92% | low |