Last updated: August 23, 2025
In Vieux-Boucau-les-Bains, France, the average temperature in December is a mild 12°C (53°F). However, you can expect variations, with minimum temperatures dropping to 4°C (40°F) and highs reaching up to 17°C (63°F). Prepare for the rain, as the area sees approximately 255 mm (10.0 in) of precipitation over 17 days, coupled with an average humidity of 87%.
In December in Vieux-Boucau-les-Bains, the average temperature is 12°C (53°F). The maximum can reach 17°C (63°F), while the minimum can be as low as 4°C (40°F). This mild climate makes it a pleasant time to explore the sights and enjoy outdoor activities.
In Vieux-Boucau-les-Bains in December, the total precipitation amount reaches 255 mm (10.0 in) over the course of 17 days.
In Vieux-Boucau-les-Bains in December, humidity is 87%. With an average temperature of 12°C (53°F), this humidity feels like a damp blanket enveloping you, making travel uncomfortable and stifling, as the air thickens and clings to your skin, sapping your energy as you navigate the sights.
In Vieux-Boucau-les-Bains 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 Vieux-Boucau-les-Bains, you can visit Hourly UV Index in Vieux-Boucau-les-Bains.
UV Risk Categories
Weather in Vieux-Boucau-les-Bains varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Vieux-Boucau-les-Bains, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 9°C (49°F) | 131 mm (5.2 inches) | 86% | low |
| February Weather | 11°C (52°F) | 104 mm (4.1 inches) | 85% | moderate |
| March Weather | 12°C (53°F) | 107 mm (4.2 inches) | 82% | moderate |
| April Weather | 13°C (56°F) | 74 mm (2.9 inches) | 81% | high |
| May Weather | 16°C (61°F) | 117 mm (4.6 inches) | 80% | very high |
| June Weather | 19°C (66°F) | 100 mm (4.0 inches) | 81% | very high |
| July Weather | 21°C (70°F) | 57 mm (2.2 inches) | 80% | very high |
| August Weather | 21°C (71°F) | 55 mm (2.2 inches) | 76% | very high |
| September Weather | 20°C (68°F) | 94 mm (3.7 inches) | 75% | high |
| October Weather | 17°C (63°F) | 140 mm (5.5 inches) | 81% | moderate |
| November Weather | 13°C (56°F) | 220 mm (8.7 inches) | 85% | moderate |
| December Weather | 12°C (53°F) | 255 mm (10.0 inches) | 87% | low |