Last updated: August 23, 2025
In December, the average temperature in Castiglion Fibocchi, Italy is a cool 5°C (42°F). Temperatures can drop to a minimum of -5°C (24°F) and rise to a maximum of 15°C (59°F). Expect 130 mm (5.1 in) of precipitation spread over 13 days, with an average humidity of 83%, making it a rather damp month.
In December in Castiglion Fibocchi, the average temperature is 5°C (42°F), with maximums reaching up to 15°C (59°F) and minimums dropping as low as -5°C (24°F). Travelers should be prepared for chilly weather and pack accordingly for varying temperatures throughout the day.
In Castiglion Fibocchi in December, the precipitation amount is 130 mm (5.1 in) spread over 13 days.
In Castiglion Fibocchi in December, humidity is 83%. With an average temperature of 5°C (42°F), this humidity feels like a heavy blanket wrapping around you, making even the simplest outdoor activities feel exhausting and uncomfortable for traveling.
In Castiglion Fibocchi 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 Castiglion Fibocchi, you can visit Hourly UV Index in Castiglion Fibocchi.
UV Risk Categories
Weather in Castiglion Fibocchi varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Castiglion Fibocchi, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 4°C (39°F) | 57 mm (2.2 inches) | 84% | low |
| February Weather | 6°C (43°F) | 93 mm (3.7 inches) | 76% | moderate |
| March Weather | 8°C (46°F) | 84 mm (3.3 inches) | 68% | high |
| April Weather | 11°C (53°F) | 88 mm (3.5 inches) | 70% | high |
| May Weather | 15°C (60°F) | 98 mm (3.9 inches) | 69% | very high |
| June Weather | 21°C (69°F) | 53 mm (2.1 inches) | 62% | very high |
| July Weather | 23°C (74°F) | 38 mm (1.5 inches) | 57% | very high |
| August Weather | 24°C (75°F) | 40 mm (1.6 inches) | 55% | very high |
| September Weather | 19°C (66°F) | 78 mm (3.1 inches) | 66% | high |
| October Weather | 14°C (57°F) | 93 mm (3.7 inches) | 79% | moderate |
| November Weather | 10°C (50°F) | 136 mm (5.4 inches) | 84% | moderate |
| December Weather | 5°C (42°F) | 130 mm (5.1 inches) | 83% | low |