Last updated: August 23, 2025
In December, the average temperature in Arc-les-Gray, France hovers around 5°C (41°F). Expect chilly days with potential lows of -5°C (23°F) and highs reaching up to 15°C (59°F). The region experiences considerable precipitation, totaling 140 mm (5.5 in) over approximately 18 days, accompanied by a high average humidity of 91%. Prepare accordingly for a typically damp and cool climate!
In December in Arc-les-Gray, the average temperature is 5°C (41°F). The maximum can reach 15°C (59°F), while the minimum can drop as low as -5°C (23°F). It’s advisable to pack layered clothing to stay comfortable while exploring the area.
In Arc-les-Gray in December, the precipitation amount is 140 mm (5.5 in) over the course of 18 days.
In Arc-les-Gray in December humidity is 91%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making traveling outdoors a rather uncomfortable experience unless you're dressed warmly and prepared for the moist air that clings to your skin.
In Arc-les-Gray 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 Arc-les-Gray.
UV Risk Categories
Weather in Arc-les-Gray varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Arc-les-Gray, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 3°C (37°F) | 88 mm (3.5 inches) | 91% | low |
| February Weather | 5°C (42°F) | 76 mm (3.0 inches) | 89% | moderate |
| March Weather | 8°C (46°F) | 87 mm (3.4 inches) | 87% | moderate |
| April Weather | 11°C (52°F) | 47 mm (1.9 inches) | 84% | high |
| May Weather | 15°C (59°F) | 102 mm (4.0 inches) | 80% | very high |
| June Weather | 20°C (68°F) | 78 mm (3.1 inches) | 82% | very high |
| July Weather | 22°C (71°F) | 59 mm (2.3 inches) | 82% | very high |
| August Weather | 21°C (70°F) | 51 mm (2.0 inches) | 77% | very high |
| September Weather | 17°C (63°F) | 50 mm (1.9 inches) | 81% | high |
| October Weather | 12°C (54°F) | 80 mm (3.1 inches) | 89% | moderate |
| November Weather | 7°C (44°F) | 80 mm (3.2 inches) | 89% | low |
| December Weather | 5°C (41°F) | 140 mm (5.5 inches) | 91% | low |