Last updated: August 23, 2025
In December, the average temperature in La Tranche-sur-Mer, France hovers around 10°C (50°F), with minimums dipping to 2°C (37°F) and maximums reaching 14°C (58°F). Expect about 142 mm (5.6 in) of precipitation over 17 days, contributing to a high average humidity of 90%. This combination creates a damp and cool atmosphere, perfect for cozy indoor activities!
In December in La Tranche-sur-Mer, the average temperature is 10°C (50°F). Maximums can reach 14°C (58°F) and minimums can be as low as 2°C (37°F). Be sure to pack layers to stay comfortable during your travels!
In La Tranche-sur-Mer in December, the total precipitation amount is 142 mm (5.6 in) over the course of 17 days.
In La Tranche-sur-Mer in December humidity is 90%. With an average temperature of 10°C (50°F), this humidity feels like a chilly, damp blanket enveloping you, making traveling uncomfortable as the cool air mixed with high moisture can lead to persistent chilliness and a constant sense of being wet, even while walking around.
In La Tranche-sur-Mer 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 La Tranche-sur-Mer, you can visit Hourly UV Index in La Tranche-sur-Mer.
UV Risk Categories
Weather in La Tranche-sur-Mer varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in La Tranche-sur-Mer, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 8°C (47°F) | 71 mm (2.8 inches) | 88% | low |
| February Weather | 9°C (48°F) | 75 mm (3.0 inches) | 87% | moderate |
| March Weather | 10°C (51°F) | 81 mm (3.2 inches) | 84% | moderate |
| April Weather | 12°C (54°F) | 34 mm (1.4 inches) | 83% | high |
| May Weather | 15°C (59°F) | 64 mm (2.5 inches) | 81% | very high |
| June Weather | 18°C (65°F) | 70 mm (2.7 inches) | 75% | very high |
| July Weather | 20°C (68°F) | 27 mm (1.1 inches) | 65% | very high |
| August Weather | 20°C (68°F) | 34 mm (1.4 inches) | 67% | very high |
| September Weather | 18°C (65°F) | 46 mm (1.8 inches) | 75% | high |
| October Weather | 16°C (60°F) | 92 mm (3.6 inches) | 85% | moderate |
| November Weather | 12°C (53°F) | 111 mm (4.4 inches) | 88% | moderate |
| December Weather | 10°C (50°F) | 142 mm (5.6 inches) | 90% | low |