Last updated: August 23, 2025
In Bourg-Lastic, France, the average temperature in December hovers around 4°C (39°F). Expect chilly days, with temperatures dipping as low as -7°C (20°F) and peaking at 15°C (59°F). Be prepared for notable precipitation, with around 138 mm (5.4 in) falling over 18 days. The air carries a heavy average humidity of 92%, making it feel even cooler.
In December in Bourg-Lastic, the average temperature is 4°C (39°F). Maximum temperatures can reach 15°C (59°F), while the minimum can drop as low as -7°C (20°F). Be prepared for chilly weather and pack accordingly if you plan to travel during this time.
In Bourg-Lastic in December, the precipitation amount is 138 mm (5.4 in), occurring over the course of 18 days.
In Bourg-Lastic in December humidity is 92%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and travel feel burdensome as you navigate through the thick, muggy air.
In Bourg-Lastic 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 Bourg-Lastic, you can visit Hourly UV Index in Bourg-Lastic.
UV Risk Categories
Weather in Bourg-Lastic varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Bourg-Lastic, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 2°C (36°F) | 88 mm (3.5 inches) | 90% | low |
| February Weather | 4°C (40°F) | 76 mm (3.0 inches) | 87% | moderate |
| March Weather | 6°C (43°F) | 92 mm (3.6 inches) | 85% | high |
| April Weather | 9°C (48°F) | 67 mm (2.6 inches) | 84% | high |
| May Weather | 12°C (54°F) | 121 mm (4.8 inches) | 84% | very high |
| June Weather | 16°C (61°F) | 109 mm (4.3 inches) | 82% | very high |
| July Weather | 18°C (65°F) | 74 mm (2.9 inches) | 79% | very high |
| August Weather | 18°C (65°F) | 57 mm (2.2 inches) | 75% | very high |
| September Weather | 15°C (58°F) | 70 mm (2.7 inches) | 79% | high |
| October Weather | 10°C (51°F) | 76 mm (3.0 inches) | 86% | moderate |
| November Weather | 6°C (42°F) | 91 mm (3.6 inches) | 90% | moderate |
| December Weather | 4°C (39°F) | 138 mm (5.4 inches) | 92% | low |