Last updated: August 27, 2025
In December, the average temperature in Siedliska, Poland hovers around 1°C (34°F), with a chilly minimum of -16°C (3°F) and a mild maximum of 12°C (55°F). Expect 73 mm (2.9 in) of precipitation over 16 days, accompanied by a high average humidity of 91%. Be prepared for a brisk, damp month!
In December in Siedliska, the average temperature is 1°C (34°F). The maximum can reach 12°C (55°F), and the minimum can be as low as -16°C (3°F). It's advisable to pack warm clothing and be prepared for cold conditions if you plan to travel during this time.
In Siedliska in December, the precipitation amount is 73 mm (2.9 in) spread over 16 days.
In Siedliska in December, humidity is 91%. With an average temperature of 1°C (34°F), this humidity feels like an icy embrace, making traveling quite challenging as the air feels heavy and damp, leaving everything damp and cold, and requiring extra layers for comfort.
In Siedliska 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 Siedliska.
UV Risk Categories
Weather in Siedliska varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Siedliska, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (30°F) | 46 mm (1.8 inches) | 91% | low |
| February Weather | 1°C (34°F) | 63 mm (2.5 inches) | 88% | low |
| March Weather | 4°C (39°F) | 47 mm (1.9 inches) | 86% | moderate |
| April Weather | 9°C (48°F) | 67 mm (2.7 inches) | 77% | high |
| May Weather | 13°C (56°F) | 117 mm (4.6 inches) | 69% | high |
| June Weather | 19°C (66°F) | 98 mm (3.9 inches) | 69% | very high |
| July Weather | 19°C (67°F) | 116 mm (4.6 inches) | 63% | very high |
| August Weather | 19°C (67°F) | 120 mm (4.7 inches) | 59% | high |
| September Weather | 14°C (58°F) | 101 mm (4.0 inches) | 69% | high |
| October Weather | 10°C (50°F) | 86 mm (3.4 inches) | 85% | moderate |
| November Weather | 5°C (42°F) | 57 mm (2.2 inches) | 90% | low |
| December Weather | 1°C (34°F) | 73 mm (2.9 inches) | 91% | low |