Last updated: August 27, 2025
The average temperature in Posta, Romania during December hovers around 4°C (39°F). Expect a minimum of -8°C (17°F) and a maximum of 18°C (64°F), providing a diverse climate. With an average precipitation amount of 53 mm (2.1 in) spread across 9 days, be prepared for occasional rain. The average humidity remains high at 86%, contributing to the chilly, damp atmosphere of the month.
In December in Posta, the average temperature is 4°C (39°F), with maximums reaching up to 18°C (64°F) and minimums dropping as low as -8°C (17°F). Travelers should be prepared for a mix of cool days and colder nights.
In Posta in December, the total precipitation amount is 53 mm (2.1 in) spread over 9 days.
In Posta 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 Posta 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 Posta, you can visit Hourly UV Index in Posta.
UV Risk Categories
Weather in Posta varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Posta, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (33°F) | 39 mm (1.5 inches) | 87% | low |
| February Weather | 3°C (38°F) | 39 mm (1.5 inches) | 83% | moderate |
| March Weather | 6°C (43°F) | 41 mm (1.6 inches) | 80% | moderate |
| April Weather | 11°C (51°F) | 37 mm (1.5 inches) | 76% | high |
| May Weather | 17°C (62°F) | 49 mm (1.9 inches) | 73% | very high |
| June Weather | 22°C (71°F) | 80 mm (3.1 inches) | 68% | very high |
| July Weather | 24°C (75°F) | 56 mm (2.2 inches) | 65% | very high |
| August Weather | 24°C (76°F) | 18 mm (0.7 inches) | 53% | very high |
| September Weather | 19°C (67°F) | 21 mm (0.8 inches) | 61% | high |
| October Weather | 14°C (57°F) | 43 mm (1.7 inches) | 77% | moderate |
| November Weather | 8°C (46°F) | 36 mm (1.4 inches) | 85% | moderate |
| December Weather | 4°C (39°F) | 53 mm (2.1 inches) | 86% | low |