Last updated: August 23, 2025
In December, the average temperature in Narni Scalo, Italy hovers around 7°C (45°F). Expect a chilly minimum of -4°C (24°F) and a pleasant maximum of 16°C (62°F). With an average humidity of 83% and precipitation amounting to 153 mm (6.0 in) over 13 days, it’s wise to prepare for a mix of wet and cool conditions.
In December in Narni Scalo, the average temperature is 7°C (45°F), with maximums reaching 16°C (62°F) and minimums dropping as low as -4°C (24°F). Travelers should be prepared for chilly weather and varying temperatures during their visit.
In Narni Scalo in December, the total precipitation amount is 153 mm (6.0 in) spread over 13 days.
In Narni Scalo in December, humidity is 83%. With an average temperature of 7°C (45°F), this humidity feels like a chilly blanket wrapping around you, making travel somewhat uncomfortable as you navigate the dampness that settles in your clothes, leading to a heavy and muggy experience outdoors.
In Narni Scalo 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 Narni Scalo, you can visit Hourly UV Index in Narni Scalo.
UV Risk Categories
Weather in Narni Scalo varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Narni Scalo, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 5°C (42°F) | 65 mm (2.6 inches) | 84% | moderate |
| February Weather | 8°C (46°F) | 84 mm (3.3 inches) | 76% | moderate |
| March Weather | 9°C (49°F) | 95 mm (3.7 inches) | 68% | moderate |
| April Weather | 13°C (55°F) | 80 mm (3.1 inches) | 70% | high |
| May Weather | 17°C (63°F) | 94 mm (3.7 inches) | 69% | very high |
| June Weather | 22°C (72°F) | 48 mm (1.9 inches) | 62% | very high |
| July Weather | 25°C (77°F) | 30 mm (1.2 inches) | 57% | very high |
| August Weather | 25°C (78°F) | 31 mm (1.2 inches) | 55% | very high |
| September Weather | 20°C (69°F) | 120 mm (4.7 inches) | 66% | high |
| October Weather | 15°C (60°F) | 95 mm (3.8 inches) | 79% | moderate |
| November Weather | 11°C (52°F) | 158 mm (6.2 inches) | 84% | moderate |
| December Weather | 7°C (45°F) | 153 mm (6.0 inches) | 83% | low |