Last updated: August 23, 2025
In December, the average temperature in Ceyzerieu, France hovers around 3°C (38°F), with a minimum dropping to -5°C (22°F) and a maximum reaching 15°C (59°F). Expect precipitation to accumulate up to 236 mm (9.3 in) over approximately 17 days, while the air maintains a high humidity level of 90%. Be prepared for a mix of chilly weather and damp conditions as you explore this vibrant locale!
In December in Ceyzerieu, the average temperature is 3°C (38°F). The maximum can reach 15°C (59°F) and the minimum can be as low as -5°C (22°F). Be sure to pack layers to stay comfortable during your travels, as temperatures can vary significantly throughout the day.
In Ceyzerieu in December, the precipitation amount is 236 mm (9.3 in) over the course of 17 days.
In Ceyzerieu in December humidity is 90%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill wrapping around you, making travel uncomfortable as the cold penetrates your clothing while the heavy moisture lingers in the air.
In Ceyzerieu in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Ceyzerieu, you can visit Hourly UV Index in Ceyzerieu.
UV Risk Categories
Weather in Ceyzerieu varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Ceyzerieu, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 2°C (36°F) | 126 mm (4.9 inches) | 91% | low |
| February Weather | 5°C (41°F) | 106 mm (4.2 inches) | 87% | moderate |
| March Weather | 8°C (46°F) | 137 mm (5.4 inches) | 84% | high |
| April Weather | 11°C (52°F) | 65 mm (2.5 inches) | 83% | high |
| May Weather | 14°C (58°F) | 170 mm (6.7 inches) | 78% | very high |
| June Weather | 19°C (67°F) | 129 mm (5.1 inches) | 75% | very high |
| July Weather | 21°C (70°F) | 100 mm (3.9 inches) | 72% | very high |
| August Weather | 20°C (69°F) | 99 mm (3.9 inches) | 63% | very high |
| September Weather | 17°C (62°F) | 78 mm (3.1 inches) | 73% | high |
| October Weather | 12°C (53°F) | 124 mm (4.9 inches) | 89% | moderate |
| November Weather | 6°C (43°F) | 116 mm (4.6 inches) | 90% | moderate |
| December Weather | 3°C (38°F) | 236 mm (9.3 inches) | 90% | low |