Last updated: August 22, 2025
In Sankt Jakob-Breitenau, Austria, the average temperature during December hovers around -2°C (29°F). Expect frosty conditions, with minimum temperatures plummeting to -14°C (7°F) and a maximum reaching 10°C (51°F). Precipitation levels average 77 mm (3.0 in) over approximately 15 days, contributing to an overall humidity of 89%. Prepare for a chilly, damp month!
In December in Sankt Jakob-Breitenau, the average temperature is -2°C (29°F). Maximums can reach 10°C (51°F), while minimums can drop as low as -14°C (7°F). Travelers should be prepared for a wide range of temperatures and dress in layers to stay comfortable throughout their visit.
In Sankt Jakob-Breitenau in December, the precipitation amount is 77 mm (3.0 in) over a span of 15 days.
In Sankt Jakob-Breitenau in December humidity is 89%. With an average temperature of -2°C (29°F), this humidity feels like a suffocating fog that clings to your skin, making outdoor adventures less enjoyable and giving travel a heavy and oppressive feel.
In Sankt Jakob-Breitenau 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 Sankt Jakob-Breitenau, you can visit Hourly UV Index in Sankt Jakob-Breitenau.
UV Risk Categories
Weather in Sankt Jakob-Breitenau varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sankt Jakob-Breitenau, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (27°F) | 52 mm (2.0 inches) | 90% | low |
| February Weather | -1°C (31°F) | 48 mm (1.9 inches) | 84% | moderate |
| March Weather | 2°C (36°F) | 54 mm (2.1 inches) | 78% | moderate |
| April Weather | 6°C (44°F) | 72 mm (2.8 inches) | 73% | high |
| May Weather | 10°C (51°F) | 144 mm (5.7 inches) | 71% | very high |
| June Weather | 16°C (61°F) | 125 mm (4.9 inches) | 73% | very high |
| July Weather | 17°C (62°F) | 141 mm (5.6 inches) | 70% | very high |
| August Weather | 17°C (62°F) | 168 mm (6.6 inches) | 60% | very high |
| September Weather | 12°C (54°F) | 119 mm (4.7 inches) | 65% | high |
| October Weather | 8°C (46°F) | 74 mm (2.9 inches) | 84% | moderate |
| November Weather | 3°C (37°F) | 69 mm (2.7 inches) | 89% | moderate |
| December Weather | -2°C (29°F) | 77 mm (3.0 inches) | 89% | low |