Last updated: August 23, 2025
In December, the average temperature in Gy-les-Nonains, France hovers around 6°C (43°F). Expect chilly nights, with a minimum dropping to -4°C (26°F), while daytime can warm up to a comfortable 16°C (61°F). Be prepared for some rain, as 103 mm (4.1 in) of precipitation is expected over 18 days, contributing to an average humidity of a damp 93%.
In December in Gy-les-Nonains, the average temperature is 6°C (43°F). Maximum temperatures can reach 16°C (61°F), while minimum temperatures can drop as low as -4°C (26°F). Travelers should be prepared for a mix of chilly and mild weather, making layers an essential part of their packing.
In Gy-les-Nonains in December, the precipitation amount is 103 mm (4.1 in) distributed over 18 days.
In Gy-les-Nonains in December, humidity is 93%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making travel particularly uncomfortable and the air feel heavy, as though every step is met with resistance.
In Gy-les-Nonains 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 Gy-les-Nonains.
UV Risk Categories
Weather in Gy-les-Nonains varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Gy-les-Nonains, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (40°F) | 68 mm (2.7 inches) | 91% | low |
| February Weather | 6°C (44°F) | 64 mm (2.5 inches) | 89% | moderate |
| March Weather | 8°C (48°F) | 73 mm (2.9 inches) | 86% | moderate |
| April Weather | 11°C (53°F) | 32 mm (1.2 inches) | 84% | high |
| May Weather | 15°C (59°F) | 82 mm (3.2 inches) | 82% | very high |
| June Weather | 19°C (67°F) | 60 mm (2.3 inches) | 82% | very high |
| July Weather | 21°C (70°F) | 46 mm (1.8 inches) | 79% | very high |
| August Weather | 21°C (69°F) | 43 mm (1.7 inches) | 72% | very high |
| September Weather | 17°C (63°F) | 54 mm (2.1 inches) | 78% | high |
| October Weather | 13°C (56°F) | 78 mm (3.1 inches) | 88% | moderate |
| November Weather | 8°C (46°F) | 62 mm (2.4 inches) | 91% | low |
| December Weather | 6°C (43°F) | 103 mm (4.1 inches) | 93% | low |