Last updated: August 23, 2025
In December, the average temperature in Castel Fusano, Italy hovers around 12°C (55°F), with a minimum of 5°C (42°F) and a maximum of 17°C (63°F). Expect some rain, as precipitation amounts reach 155 mm (6.1 in) over about 14 days. With an average humidity of 77%, be prepared for a fresh and possibly damp atmosphere throughout the month!
In December in Castel Fusano, the average temperature is 12°C (55°F). The maximum can reach 17°C (63°F), while the minimum can drop as low as 5°C (42°F). It's advisable to pack layers for your travels to Castel Fusano during this time to stay comfortable in varying temperatures.
In Castel Fusano in December, the precipitation amount is 155 mm (6.1 in) over the course of 14 days.
In Castel Fusano in December humidity is 77%. With an average temperature of 12°C (55°F), this humidity feels like an enveloping dampness that can make outdoor activities a bit uncomfortable, causing travelers to feel slightly sticky and less energized.
In Castel Fusano 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 Castel Fusano, you can visit Hourly UV Index in Castel Fusano.
UV Risk Categories
Weather in Castel Fusano varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Castel Fusano, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 10°C (51°F) | 80 mm (3.2 inches) | 80% | moderate |
| February Weather | 12°C (53°F) | 81 mm (3.2 inches) | 73% | moderate |
| March Weather | 12°C (54°F) | 75 mm (3.0 inches) | 69% | moderate |
| April Weather | 14°C (58°F) | 50 mm (2.0 inches) | 74% | high |
| May Weather | 18°C (64°F) | 54 mm (2.1 inches) | 76% | very high |
| June Weather | 22°C (72°F) | 16 mm (0.6 inches) | 73% | very high |
| July Weather | 25°C (77°F) | 17 mm (0.7 inches) | 70% | very high |
| August Weather | 26°C (78°F) | 13 mm (0.5 inches) | 68% | very high |
| September Weather | 23°C (73°F) | 94 mm (3.7 inches) | 71% | high |
| October Weather | 19°C (67°F) | 96 mm (3.8 inches) | 76% | high |
| November Weather | 16°C (61°F) | 210 mm (8.3 inches) | 79% | moderate |
| December Weather | 12°C (55°F) | 155 mm (6.1 inches) | 77% | low |