Last updated: August 23, 2025
In December, the average temperature in Simiane-Collongue, France is a brisk 7°C (45°F), with minimum lows reaching -5°C (24°F) and highs soaring to 19°C (66°F). Expect about 75 mm (2.9 in) of precipitation spread over 8 days, contributing to an average humidity of 79%. Be prepared for a mix of cool and wet weather!
In December in Simiane-Collongue, the average temperature is 7°C (45°F). Maximums can reach 19°C (66°F), while minimums can drop to as low as -5°C (24°F). This variability means travelers should be prepared for both mild days and chilly nights.
In Simiane-Collongue in December, the precipitation amount is 75 mm (2.9 in) over a span of 8 days.
In Simiane-Collongue in December humidity is 79%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill wrapping around you, making outdoor explorations uncomfortable and requiring extra layers for warmth while you navigate through the misty air.
In Simiane-Collongue 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 Simiane-Collongue, you can visit Hourly UV Index in Simiane-Collongue.
UV Risk Categories
Weather in Simiane-Collongue varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Simiane-Collongue, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 6°C (43°F) | 40 mm (1.6 inches) | 80% | low |
| February Weather | 8°C (47°F) | 38 mm (1.5 inches) | 73% | moderate |
| March Weather | 10°C (51°F) | 52 mm (2.1 inches) | 71% | high |
| April Weather | 13°C (56°F) | 74 mm (2.9 inches) | 75% | high |
| May Weather | 17°C (63°F) | 79 mm (3.1 inches) | 74% | very high |
| June Weather | 22°C (72°F) | 36 mm (1.4 inches) | 72% | very high |
| July Weather | 25°C (77°F) | 14 mm (0.6 inches) | 69% | very high |
| August Weather | 24°C (76°F) | 25 mm (1.0 inches) | 66% | very high |
| September Weather | 20°C (68°F) | 44 mm (1.7 inches) | 71% | high |
| October Weather | 16°C (60°F) | 90 mm (3.6 inches) | 78% | moderate |
| November Weather | 10°C (51°F) | 110 mm (4.3 inches) | 82% | moderate |
| December Weather | 7°C (45°F) | 75 mm (2.9 inches) | 79% | low |