Last updated: August 27, 2025
In December, the average temperature in Sant Vicenc de Castellet, Spain hovers around 6°C (43°F). The weather can be quite variable, with minimums dipping to -5°C (23°F) and maximums reaching up to 17°C (64°F). Additionally, expect about 24 mm (0.9 in) of precipitation spread over 4 days, all while experiencing a comfortable average humidity of 79%.
In December in Sant Vicenc de Castellet, the average temperature is 6°C (43°F). The maximum can reach 17°C (64°F), while the minimum can drop as low as -5°C (23°F). Travelers should prepare for a mix of mild to cold weather conditions during this time.
In Sant Vicenc de Castellet in December, the precipitation amount is 24 mm (0.9 in) over a period of 4 days.
In Sant Vicenc de Castellet in December, humidity is 79%. With an average temperature of 6°C (43°F), this humidity feels like a damp chill that seeps into your bones, making outdoor adventures less inviting and urging travelers to seek warmer, more comfortable shelters.
In Sant Vicenc de Castellet 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 Sant Vicenc de Castellet, you can visit Hourly UV Index in Sant Vicenc de Castellet.
UV Risk Categories
Weather in Sant Vicenc de Castellet varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sant Vicenc de Castellet, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (40°F) | 47 mm (1.9 inches) | 79% | moderate |
| February Weather | 8°C (46°F) | 43 mm (1.7 inches) | 74% | moderate |
| March Weather | 9°C (49°F) | 58 mm (2.3 inches) | 71% | moderate |
| April Weather | 12°C (54°F) | 95 mm (3.8 inches) | 69% | high |
| May Weather | 16°C (62°F) | 80 mm (3.2 inches) | 66% | very high |
| June Weather | 21°C (69°F) | 69 mm (2.7 inches) | 65% | very high |
| July Weather | 24°C (75°F) | 49 mm (1.9 inches) | 64% | very high |
| August Weather | 23°C (74°F) | 89 mm (3.5 inches) | 64% | very high |
| September Weather | 19°C (66°F) | 99 mm (3.9 inches) | 68% | high |
| October Weather | 15°C (59°F) | 120 mm (4.7 inches) | 77% | high |
| November Weather | 9°C (48°F) | 60 mm (2.4 inches) | 79% | moderate |
| December Weather | 6°C (43°F) | 24 mm (0.9 inches) | 79% | low |