Last updated: August 31, 2025
In Senec, Slovakia, the average temperature in December hovers around 3°C (37°F), with a minimum of -8°C (19°F) and a maximum of 13°C (56°F). Expect 62 mm (2.5 in) of precipitation over approximately 12 days, coupled with a high average humidity of 91%. Embrace the chill and prepare for a wet yet invigorating experience!
In December in Senec, the average temperature is 3°C (37°F). The maximum can reach 13°C (56°F), and the minimum can be as low as -8°C (19°F). This weather makes Senec a perfect destination for travelers seeking a crisp, cool climate and opportunities for winter activities.
In Senec in December, the precipitation amount is 62 mm (2.5 in) over the course of 12 days.
In Senec in December, humidity is 91%. With an average temperature of 3°C (37°F), this humidity feels like a damp chill that seeps into your bones, making travel quite uncomfortable and requiring you to dress in layers to stay warm while battling the oppressive mugginess.
In Senec 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 Senec.
UV Risk Categories
Weather in Senec varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Senec, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 0°C (33°F) | 35 mm (1.4 inches) | 90% | low |
| February Weather | 3°C (38°F) | 35 mm (1.4 inches) | 87% | moderate |
| March Weather | 6°C (44°F) | 34 mm (1.3 inches) | 85% | moderate |
| April Weather | 11°C (53°F) | 32 mm (1.3 inches) | 78% | high |
| May Weather | 16°C (61°F) | 76 mm (3.0 inches) | 73% | very high |
| June Weather | 22°C (71°F) | 64 mm (2.5 inches) | 77% | very high |
| July Weather | 22°C (73°F) | 65 mm (2.5 inches) | 76% | very high |
| August Weather | 23°C (73°F) | 69 mm (2.7 inches) | 76% | very high |
| September Weather | 17°C (63°F) | 86 mm (3.4 inches) | 75% | high |
| October Weather | 12°C (54°F) | 50 mm (2.0 inches) | 85% | moderate |
| November Weather | 7°C (45°F) | 51 mm (2.0 inches) | 90% | low |
| December Weather | 3°C (37°F) | 62 mm (2.5 inches) | 91% | low |