Last updated: August 27, 2025
In December, the average temperature in Grabowo Koscierskie, Poland hovers around 1°C (34°F). Expect chilly days with temperatures dipping as low as -12°C (10°F) and reaching a maximum of 10°C (50°F). Be prepared for 50 mm (2.0 in) of precipitation spread over approximately 12 days, contributing to an average humidity of 89%. Embrace the cozy vibes of this cool, wet month!
In December in Grabowo Koscierskie, the average temperature is 1°C (34°F). Maximum temperatures can reach 10°C (50°F) and minimum can be as low as -12°C (10°F). It’s advisable to dress in layers and prepare for chilly conditions if you're planning to travel during this time.
In Grabowo Koscierskie in December, the precipitation amount is 50 mm (2.0 in), occurring over the course of 12 days.
In Grabowo Koscierskie in December humidity is 89%. With an average temperature of 1°C (34°F), this humidity feels like a chilling dampness that seeps into your bones, making travel uncomfortable and requiring extra layers to combat the cold and moisture.
In Grabowo Koscierskie 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 Grabowo Koscierskie.
UV Risk Categories
Weather in Grabowo Koscierskie varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Grabowo Koscierskie, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 0°C (32°F) | 47 mm (1.8 inches) | 89% | low |
| February Weather | 0°C (32°F) | 40 mm (1.6 inches) | 89% | low |
| March Weather | 3°C (37°F) | 49 mm (1.9 inches) | 88% | moderate |
| April Weather | 7°C (45°F) | 42 mm (1.6 inches) | 84% | moderate |
| May Weather | 11°C (53°F) | 76 mm (3.0 inches) | 76% | high |
| June Weather | 17°C (63°F) | 73 mm (2.9 inches) | 76% | high |
| July Weather | 18°C (64°F) | 115 mm (4.5 inches) | 76% | high |
| August Weather | 18°C (64°F) | 76 mm (3.0 inches) | 76% | high |
| September Weather | 14°C (57°F) | 70 mm (2.8 inches) | 81% | moderate |
| October Weather | 10°C (50°F) | 67 mm (2.6 inches) | 86% | moderate |
| November Weather | 5°C (41°F) | 41 mm (1.6 inches) | 89% | low |
| December Weather | 1°C (34°F) | 50 mm (2.0 inches) | 89% | low |