Last updated: August 23, 2025
In December, the average temperature in Gross Ossnig, Germany hovers around 3°C (38°F). It's not uncommon to experience a minimum as low as -12°C (12°F), while the mercury can rise to a pleasant 13°C (55°F). Expect 58 mm (2.3 in) of precipitation over about 13 days, and brace yourself for high humidity averaging around 92%.
In December in Gross Ossnig, the average temperature is 3°C (38°F), with maximums reaching up to 13°C (55°F) and minimums dropping as low as -12°C (12°F). Travelers should prepare for chilly conditions and dress in layers to enjoy their visit comfortably.
In Gross Ossnig in December, the total precipitation amount is 58 mm (2.3 in), occurring over the course of 13 days.
In Gross Ossnig in December humidity is 92%. With an average temperature of 3°C (38°F), this humidity feels like a wet chill that seeps into your bones, making outdoor activities uncomfortable and travel arrangements challenging.
In Gross Ossnig in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Gross Ossnig.
UV Risk Categories
Weather in Gross Ossnig varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Gross Ossnig, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 2°C (36°F) | 51 mm (2.0 inches) | 90% | low |
| February Weather | 3°C (37°F) | 49 mm (1.9 inches) | 89% | low |
| March Weather | 5°C (42°F) | 52 mm (2.0 inches) | 87% | moderate |
| April Weather | 10°C (50°F) | 35 mm (1.4 inches) | 81% | moderate |
| May Weather | 14°C (58°F) | 52 mm (2.1 inches) | 71% | high |
| June Weather | 20°C (68°F) | 59 mm (2.3 inches) | 75% | very high |
| July Weather | 20°C (68°F) | 72 mm (2.8 inches) | 74% | very high |
| August Weather | 21°C (69°F) | 61 mm (2.4 inches) | 76% | high |
| September Weather | 16°C (61°F) | 53 mm (2.1 inches) | 81% | high |
| October Weather | 12°C (53°F) | 56 mm (2.2 inches) | 85% | moderate |
| November Weather | 6°C (44°F) | 43 mm (1.7 inches) | 88% | low |
| December Weather | 3°C (38°F) | 58 mm (2.3 inches) | 92% | low |